54686568 has 32 divisors (see below), whose sum is σ = 139628160. Its totient is φ = 17840640.

The previous prime is 54686557. The next prime is 54686587. The reversal of 54686568 is 86568645.

It is a happy number.

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, 23113 + ... + 25368.

It is an arithmetic number, because the mean of its divisors is an integer number (4363380).

Almost surely, 2^54686568 is an apocalyptic number.

It is an amenable number.

54686568 is an abundant number, since it is smaller than the sum of its proper divisors (84941592).

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

54686568 is a wasteful number, since it uses less digits than its factorization.

54686568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48537 (or 48533 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 48.

The square root of 54686568 is about 7395.0367139048. The cubic root of 54686568 is about 379.5714652048.

The spelling of 54686568 in words is "fifty-four million, six hundred eighty-six thousand, five hundred sixty-eight".