55963544 has 32 divisors (see below), whose sum is σ = 129148320. Its totient is φ = 22139136.

The previous prime is 55963529. The next prime is 55963547. The reversal of 55963544 is 44536955.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55963547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37709 + ... + 39164.

It is an arithmetic number, because the mean of its divisors is an integer number (4035885).

Almost surely, 2^55963544 is an apocalyptic number.

It is an amenable number.

55963544 is an abundant number, since it is smaller than the sum of its proper divisors (73184776).

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

55963544 is a wasteful number, since it uses less digits than its factorization.

55963544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76899 (or 76895 counting only the distinct ones).

The product of its digits is 324000, while the sum is 41.

The square root of 55963544 is about 7480.8785580305. The cubic root of 55963544 is about 382.5031973190.

The spelling of 55963544 in words is "fifty-five million, nine hundred sixty-three thousand, five hundred forty-four".