55536576 has 28 divisors (see below), whose sum is σ = 146941032. Its totient is φ = 18512128.

The previous prime is 55536571. The next prime is 55536583. The reversal of 55536576 is 67563555.

It is a happy number.

It is a super-2 number, since 2×55536576² = 6168622547607552, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55536571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144435 + ... + 144818.

It is an arithmetic number, because the mean of its divisors is an integer number (5247894).

Almost surely, 2^55536576 is an apocalyptic number.

It is an amenable number.

55536576 is an abundant number, since it is smaller than the sum of its proper divisors (91404456).

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

55536576 is a wasteful number, since it uses less digits than its factorization.

55536576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289268 (or 289258 counting only the distinct ones).

The product of its digits is 472500, while the sum is 42.

The square root of 55536576 is about 7452.2866289482. The cubic root of 55536576 is about 381.5279569001.

The spelling of 55536576 in words is "fifty-five million, five hundred thirty-six thousand, five hundred seventy-six".