54856660 has 24 divisors (see below), whose sum is σ = 115347456. Its totient is φ = 21914400.

The previous prime is 54856657. The next prime is 54856687. The reversal of 54856660 is 6665845.

It is a congruent 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, 21829 + ... + 24211.

It is an arithmetic number, because the mean of its divisors is an integer number (4806144).

Almost surely, 2^54856660 is an apocalyptic number.

It is an amenable number.

54856660 is an abundant number, since it is smaller than the sum of its proper divisors (60490796).

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

54856660 is a wasteful number, since it uses less digits than its factorization.

54856660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3543 (or 3541 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 54856660 is about 7406.5282015260. The cubic root of 54856660 is about 379.9645858040.

The spelling of 54856660 in words is "fifty-four million, eight hundred fifty-six thousand, six hundred sixty".