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52976641872 = 24371137693803
BaseRepresentation
bin110001010101101001…
…110110011101010000
312001202000220020122010
4301111221312131100
51331444010014442
640200453142520
73553545011640
oct612551663520
9161660806563
1052976641872
1120515a2a160
12a32592aa40
134cc366648b
1427c7bb6520
1515a0d72b9c
hexc55a76750

52976641872 has 160 divisors (see below), whose sum is σ = 170716216320. Its totient is φ = 13752898560.

The previous prime is 52976641843. The next prime is 52976641903. The reversal of 52976641872 is 27814667925.

It is a happy number.

52976641872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13928323 + ... + 13932125.

It is an arithmetic number, because the mean of its divisors is an integer number (1066976352).

Almost surely, 252976641872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52976641872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85358108160).

52976641872 is an abundant number, since it is smaller than the sum of its proper divisors (117739574448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52976641872 is a wasteful number, since it uses less digits than its factorization.

52976641872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7601 (or 7595 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 57.

The spelling of 52976641872 in words is "fifty-two billion, nine hundred seventy-six million, six hundred forty-one thousand, eight hundred seventy-two".

Divisors: 1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 33 42 44 48 56 66 77 84 88 112 132 154 168 176 231 264 308 336 462 528 616 924 1232 1848 3696 3769 3803 7538 7606 11307 11409 15076 15212 22614 22818 26383 26621 30152 30424 41459 41833 45228 45636 52766 53242 60304 60848 79149 79863 82918 83666 90456 91272 105532 106484 124377 125499 158298 159726 165836 167332 180912 182544 211064 212968 248754 250998 290213 292831 316596 319452 331672 334664 422128 425936 497508 501996 580426 585662 633192 638904 663344 669328 870639 878493 995016 1003992 1160852 1171324 1266384 1277808 1741278 1756986 1990032 2007984 2321704 2342648 3482556 3513972 4643408 4685296 6965112 7027944 13930224 14055888 14333507 28667014 43000521 57334028 86001042 100334549 114668056 157668577 172002084 200669098 229336112 301003647 315337154 344004168 401338196 473005731 602007294 630674308 688008336 802676392 946011462 1103680039 1204014588 1261348616 1605352784 1892022924 2207360078 2408029176 2522697232 3311040117 3784045848 4414720156 4816058352 6622080234 7568091696 8829440312 13244160468 17658880624 26488320936 52976641872