55477256 has 32 divisors (see below), whose sum is σ = 110484000. Its totient is φ = 26025216.

The previous prime is 55477241. The next prime is 55477297. The reversal of 55477256 is 65277455.

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, 83855 + ... + 84513.

It is an arithmetic number, because the mean of its divisors is an integer number (3452625).

Almost surely, 2^55477256 is an apocalyptic number.

It is an amenable number.

55477256 is a deficient number, since it is larger than the sum of its proper divisors (55006744).

55477256 is a wasteful number, since it uses less digits than its factorization.

55477256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301 (or 1297 counting only the distinct ones).

The product of its digits is 294000, while the sum is 41.

The square root of 55477256 is about 7448.3055791233. The cubic root of 55477256 is about 381.3920686691.

The spelling of 55477256 in words is "fifty-five million, four hundred seventy-seven thousand, two hundred fifty-six".