55565830656876 has 12 divisors (see below), whose sum is σ = 129653604866072. Its totient is φ = 18521943552288.

The previous prime is 55565830656857. The next prime is 55565830656893. The reversal of 55565830656876 is 67865603856555.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 55565830656798 and 55565830656807.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2315242944025 + ... + 2315242944048.

Almost surely, 2^{55565830656876} is an apocalyptic number.

It is an amenable number.

55565830656876 is an abundant number, since it is smaller than the sum of its proper divisors (74087774209196).

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

55565830656876 is a wasteful number, since it uses less digits than its factorization.

55565830656876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4630485888080 (or 4630485888078 counting only the distinct ones).

The product of its (nonzero) digits is 5443200000, while the sum is 75.

The spelling of 55565830656876 in words is "fifty-five trillion, five hundred sixty-five billion, eight hundred thirty million, six hundred fifty-six thousand, eight hundred seventy-six".