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52068465167660 = 22519719733259991
BaseRepresentation
bin10111101011011001000100…
…10111101100110100101100
320211100200210212021222211022
423311230202113230310230
523311042204040331120
6302423531144313312
713652552051305034
oct1365544227546454
9224320725258738
1052068465167660
111565512618a767
125a0b273772838
13230905c435076
14cc01acd008c4
15604648623025
hex2f5b225ecd2c

52068465167660 has 96 divisors (see below), whose sum is σ = 115416480614400. Its totient is φ = 19676808610560.

The previous prime is 52068465167657. The next prime is 52068465167671. The reversal of 52068465167660 is 6676156486025.

It is a super-2 number, since 2×520684651676602 (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52068465167593 and 52068465167602.

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, 200140265 + ... + 200400255.

It is an arithmetic number, because the mean of its divisors is an integer number (1202255006400).

Almost surely, 252068465167660 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 52068465167660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57708240307200).

52068465167660 is an abundant number, since it is smaller than the sum of its proper divisors (63348015446740).

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

52068465167660 is a wasteful number, since it uses less digits than its factorization.

52068465167660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261471 (or 261469 counting only the distinct ones).

The product of its (nonzero) digits is 87091200, while the sum is 62.

The spelling of 52068465167660 in words is "fifty-two trillion, sixty-eight billion, four hundred sixty-five million, one hundred sixty-seven thousand, six hundred sixty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 719 733 1438 1466 2876 2932 3595 3665 7190 7330 13661 13927 14380 14660 27322 27854 54644 55708 68305 69635 136610 139270 259991 273220 278540 519982 527027 1039964 1054054 1299955 2108108 2599910 2635135 4939829 5199820 5270270 9879658 10013513 10540540 19759316 20027026 24699145 40054052 49398290 50067565 98796580 100135130 186933529 190573403 200270260 373867058 381146806 747734116 762293612 934667645 952867015 1869335290 1905734030 3551737051 3620894657 3738670580 3811468060 7103474102 7241789314 14206948204 14483578628 17758685255 18104473285 35517370510 36208946570 71034741020 72417893140 137022276757 274044553514 548089107028 685111383785 1370222767570 2603423258383 2740445535140 5206846516766 10413693033532 13017116291915 26034232583830 52068465167660