55051568 has 40 divisors (see below), whose sum is σ = 125314896. Its totient is φ = 23097600.

The previous prime is 55051537. The next prime is 55051583. The reversal of 55051568 is 86515055.

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, 9743 + ... + 14318.

Almost surely, 2^55051568 is an apocalyptic number.

It is an amenable number.

55051568 is an abundant number, since it is smaller than the sum of its proper divisors (70263328).

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

55051568 is a wasteful number, since it uses less digits than its factorization.

55051568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24093 (or 24087 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 35.

The square root of 55051568 is about 7419.6743863865. The cubic root of 55051568 is about 380.4140638903.

The spelling of 55051568 in words is "fifty-five million, fifty-one thousand, five hundred sixty-eight".