55756005005776 has 40 divisors (see below), whose sum is σ = 108056277080640. Its totient is φ = 27870515172864.

The previous prime is 55756005005741. The next prime is 55756005005783. The reversal of 55756005005776 is 67750050065755.

It is a self number, because there is not a number n which added to its sum of digits gives 55756005005776.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1235239080 + ... + 1235284216.

It is an arithmetic number, because the mean of its divisors is an integer number (2701406927016).

Almost surely, 2^{55756005005776} is an apocalyptic number.

It is an amenable number.

55756005005776 is a deficient number, since it is larger than the sum of its proper divisors (52300272074864).

55756005005776 is a wasteful number, since it uses less digits than its factorization.

55756005005776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64171 (or 64165 counting only the distinct ones).

The product of its (nonzero) digits is 38587500, while the sum is 58.

The spelling of 55756005005776 in words is "fifty-five trillion, seven hundred fifty-six billion, five million, five thousand, seven hundred seventy-six".