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56768111244 = 223213220355061
BaseRepresentation
bin110100110111101001…
…001010001010001100
312102112021012211211200
4310313221022022030
51412230114024434
642025013345500
74046523661335
oct646751121214
9172467184750
1056768111244
1122091134219
12b003638290
135479004a90
142a6756728c
151723b56199
hexd37a4a28c

56768111244 has 72 divisors (see below), whose sum is σ = 154608369552. Its totient is φ = 17458865280.

The previous prime is 56768111173. The next prime is 56768111329. The reversal of 56768111244 is 44211186765.

56768111244 is a `hidden beast` number, since 567 + 6 + 81 + 1 + 1 + 2 + 4 + 4 = 666.

It is a super-2 number, since 2×567681112442 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56768111244.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1003474 + ... + 1058534.

It is an arithmetic number, because the mean of its divisors is an integer number (2147338466).

Almost surely, 256768111244 is an apocalyptic number.

It is an amenable number.

56768111244 is an abundant number, since it is smaller than the sum of its proper divisors (97840258308).

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

56768111244 is a wasteful number, since it uses less digits than its factorization.

56768111244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57287 (or 57282 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The spelling of 56768111244 in words is "fifty-six billion, seven hundred sixty-eight million, one hundred eleven thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 468 2203 4406 6609 8812 13218 19827 26436 28639 39654 55061 57278 79308 85917 110122 114556 165183 171834 220244 257751 330366 343668 495549 515502 660732 715793 991098 1031004 1431586 1982196 2147379 2863172 4294758 6442137 8589516 12884274 25768548 121299383 242598766 363898149 485197532 727796298 1091694447 1455592596 1576891979 2183388894 3153783958 4366777788 4730675937 6307567916 9461351874 14192027811 18922703748 28384055622 56768111244