55515056 has 10 divisors (see below), whose sum is σ = 107560452. Its totient is φ = 27757520.

The previous prime is 55515041. The next prime is 55515067. The reversal of 55515056 is 65051555.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1734830 + ... + 1734861.

Almost surely, 2^55515056 is an apocalyptic number.

It is an amenable number.

55515056 is a deficient number, since it is larger than the sum of its proper divisors (52045396).

55515056 is a wasteful number, since it uses less digits than its factorization.

55515056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3469699 (or 3469693 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 32.

The square root of 55515056 is about 7450.8426369103. The cubic root of 55515056 is about 381.4786708083.

The spelling of 55515056 in words is "fifty-five million, five hundred fifteen thousand, fifty-six".