5555550550056 has 64 divisors (see below), whose sum is σ = 14962288393920. Its totient is φ = 1708824522240.

The previous prime is 5555550549971. The next prime is 5555550550061. The reversal of 5555550550056 is 6500550555555.

It is a junction number, because it is equal to n+sod(n) for n = 5555550549990 and 5555550550008.

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, 2069725 + ... + 3923628.

It is an arithmetic number, because the mean of its divisors is an integer number (233785756155).

Almost surely, 2^{5555550550056} is an apocalyptic number.

It is an amenable number.

5555550550056 is an abundant number, since it is smaller than the sum of its proper divisors (9406737843864).

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

5555550550056 is a wasteful number, since it uses less digits than its factorization.

5555550550056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5996346 (or 5996342 counting only the distinct ones).

The product of its (nonzero) digits is 11718750, while the sum is 51.

The spelling of 5555550550056 in words is "five trillion, five hundred fifty-five billion, five hundred fifty million, five hundred fifty thousand, fifty-six".