55616506055016 has 64 divisors (see below), whose sum is σ = 140836172083200. Its totient is φ = 18300996292800.

The previous prime is 55616506054997. The next prime is 55616506055021. The reversal of 55616506055016 is 61055060561655.

It is a self number, because there is not a number n which added to its sum of digits gives 55616506055016.

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, 45707686 + ... + 46908693.

It is an arithmetic number, because the mean of its divisors is an integer number (2200565188800).

Almost surely, 2^{55616506055016} is an apocalyptic number.

It is an amenable number.

55616506055016 is an abundant number, since it is smaller than the sum of its proper divisors (85219666028184).

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

55616506055016 is a wasteful number, since it uses less digits than its factorization.

55616506055016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92616710 (or 92616706 counting only the distinct ones).

The product of its (nonzero) digits is 4050000, while the sum is 51.

The spelling of 55616506055016 in words is "fifty-five trillion, six hundred sixteen billion, five hundred six million, fifty-five thousand, sixteen".