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54444124400 = 24522937312583
BaseRepresentation
bin110010101101000111…
…110110100011110000
312012112022020002012212
4302231013312203300
51343000143440100
641002234311252
73635114264441
oct625507664360
9165468202185
1054444124400
11210a931a536
12a675288528
1351986b1933
1428c6a532c8
151639ae7635
hexcad1f68f0

54444124400 has 120 divisors (see below), whose sum is σ = 135685973280. Its totient is φ = 20968657920.

The previous prime is 54444124331. The next prime is 54444124409. The reversal of 54444124400 is 442144445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54444124409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4320509 + ... + 4333091.

It is an arithmetic number, because the mean of its divisors is an integer number (1130716444).

Almost surely, 254444124400 is an apocalyptic number.

54444124400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54444124400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67842986640).

54444124400 is an abundant number, since it is smaller than the sum of its proper divisors (81241848880).

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

54444124400 is a wasteful number, since it uses less digits than its factorization.

54444124400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13003 (or 12992 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 32.

Adding to 54444124400 its reverse (442144445), we get a palindrome (54886268845).

The spelling of 54444124400 in words is "fifty-four billion, four hundred forty-four million, one hundred twenty-four thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 20 25 29 40 50 58 80 100 116 145 200 232 290 373 400 464 580 725 746 1160 1450 1492 1865 2320 2900 2984 3730 5800 5968 7460 9325 10817 11600 12583 14920 18650 21634 25166 29840 37300 43268 50332 54085 62915 74600 86536 100664 108170 125830 149200 173072 201328 216340 251660 270425 314575 364907 432680 503320 540850 629150 729814 865360 1006640 1081700 1258300 1459628 1824535 2163400 2516600 2919256 3649070 4326800 4693459 5033200 5838512 7298140 9122675 9386918 14596280 18245350 18773836 23467295 29192560 36490700 37547672 46934590 72981400 75095344 93869180 117336475 136110311 145962800 187738360 234672950 272220622 375476720 469345900 544441244 680551555 938691800 1088882488 1361103110 1877383600 2177764976 2722206220 3402757775 5444412440 6805515550 10888824880 13611031100 27222062200 54444124400