55671887316960 has 192 divisors, whose sum is σ = 195702489460800. Its totient is φ = 14781007374336.

The previous prime is 55671887316931. The next prime is 55671887316967. The reversal of 55671887316960 is 6961378817655.

55671887316960 is a `hidden beast` number, since 556 + 7 + 1 + 8 + 8 + 7 + 3 + 1 + 6 + 9 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55671887316967) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27148299 + ... + 29126858.

It is an arithmetic number, because the mean of its divisors is an integer number (1019283799275).

Almost surely, 2^{55671887316960} is an apocalyptic number.

It is an amenable number.

55671887316960 is an abundant number, since it is smaller than the sum of its proper divisors (140030602143840).

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

55671887316960 is a wasteful number, since it uses less digits than its factorization.

55671887316960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56275410 (or 56275396 counting only the distinct ones).

The product of its (nonzero) digits is 457228800, while the sum is 72.

The spelling of 55671887316960 in words is "fifty-five trillion, six hundred seventy-one billion, eight hundred eighty-seven million, three hundred sixteen thousand, nine hundred sixty".