54556556 has 6 divisors (see below), whose sum is σ = 95473980. Its totient is φ = 27278276.

The previous prime is 54556549. The next prime is 54556561. The reversal of 54556556 is 65565545.

It is a super-2 number, since 2×54556556² = 5952835605162272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6819566 + ... + 6819573.

It is an arithmetic number, because the mean of its divisors is an integer number (15912330).

Almost surely, 2^54556556 is an apocalyptic number.

It is an amenable number.

54556556 is a deficient number, since it is larger than the sum of its proper divisors (40917424).

54556556 is a wasteful number, since it uses less digits than its factorization.

54556556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13639143 (or 13639141 counting only the distinct ones).

The product of its digits is 450000, while the sum is 41.

The square root of 54556556 is about 7386.2409925482. The cubic root of 54556556 is about 379.2704284284.

The spelling of 54556556 in words is "fifty-four million, five hundred fifty-six thousand, five hundred fifty-six".