55657060 has 48 divisors (see below), whose sum is σ = 120294720. Its totient is φ = 21622400.

The previous prime is 55657057. The next prime is 55657067. The reversal of 55657060 is 6075655.

It is not an unprimeable number, because it can be changed into a prime (55657067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118947 + ... + 119413.

It is an arithmetic number, because the mean of its divisors is an integer number (2506140).

Almost surely, 2^55657060 is an apocalyptic number.

It is an amenable number.

55657060 is an abundant number, since it is smaller than the sum of its proper divisors (64637660).

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

55657060 is a wasteful number, since it uses less digits than its factorization.

55657060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636 (or 634 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 34.

The square root of 55657060 is about 7460.3659427672. The cubic root of 55657060 is about 381.8036599644.

The spelling of 55657060 in words is "fifty-five million, six hundred fifty-seven thousand, sixty".