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55054987896685 = 5731714912673523
BaseRepresentation
bin11001000010010011111001…
…11111110010011101101101
321012221012112202200222010011
430201021330333302131231
524204010103400143220
6313031525015213221
714411406631534000
oct1441117477623555
9235835482628104
1055054987896685
11165a6764429267
126212038077211
132494880a387ca
14d84965d11537
1565718ea8b65a
hex32127cff276d

55054987896685 has 64 divisors (see below), whose sum is σ = 82124435520000. Its totient is φ = 35292818512896.

The previous prime is 55054987896641. The next prime is 55054987896737. The reversal of 55054987896685 is 58669878945055.

It is not a de Polignac number, because 55054987896685 - 231 = 55052840413037 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (85).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1992667 + ... + 10680856.

It is an arithmetic number, because the mean of its divisors is an integer number (1283194305000).

Almost surely, 255054987896685 is an apocalyptic number.

It is an amenable number.

55054987896685 is a deficient number, since it is larger than the sum of its proper divisors (27069447623315).

55054987896685 is a wasteful number, since it uses less digits than its factorization.

55054987896685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12673715 (or 12673701 counting only the distinct ones).

The product of its (nonzero) digits is 26127360000, while the sum is 85.

The spelling of 55054987896685 in words is "fifty-five trillion, fifty-four billion, nine hundred eighty-seven million, eight hundred ninety-six thousand, six hundred eighty-five".