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55960768738 = 2747191445271
BaseRepresentation
bin110100000111100001…
…011001000011100010
312100110000001121010101
4310013201121003202
51404101424044423
641412533253014
74020521454160
oct640741310342
9170400047111
1055960768738
1121807438906
12aa1919416a
13537a980b14
1429cc24a230
1516c7d2d7ad
hexd078590e2

55960768738 has 32 divisors (see below), whose sum is σ = 98487042048. Its totient is φ = 23349958800.

The previous prime is 55960768727. The next prime is 55960768741. The reversal of 55960768738 is 83786706955.

It is a super-2 number, since 2×559607687382 (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 55960768738.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96958 + ... + 348313.

It is an arithmetic number, because the mean of its divisors is an integer number (3077720064).

Almost surely, 255960768738 is an apocalyptic number.

55960768738 is a deficient number, since it is larger than the sum of its proper divisors (42526273310).

55960768738 is a wasteful number, since it uses less digits than its factorization.

55960768738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445518.

The product of its (nonzero) digits is 76204800, while the sum is 64.

The spelling of 55960768738 in words is "fifty-five billion, nine hundred sixty million, seven hundred sixty-eight thousand, seven hundred thirty-eight".

Divisors: 1 2 7 14 47 94 191 329 382 658 1337 2674 8977 17954 62839 125678 445271 890542 3116897 6233794 20927737 41855474 85046761 146494159 170093522 292988318 595327327 1190654654 3997197767 7994395534 27980384369 55960768738