55263960 has 48 divisors (see below), whose sum is σ = 179609040. Its totient is φ = 14736960.

The previous prime is 55263959. The next prime is 55263983. The reversal of 55263960 is 6936255.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76396 + ... + 77115.

It is an arithmetic number, because the mean of its divisors is an integer number (3741855).

Almost surely, 2^55263960 is an apocalyptic number.

It is an amenable number.

55263960 is an abundant number, since it is smaller than the sum of its proper divisors (124345080).

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

55263960 is a wasteful number, since it uses less digits than its factorization.

55263960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153528 (or 153521 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 55263960 is about 7433.9733655697. The cubic root of 55263960 is about 380.9026556029.

The spelling of 55263960 in words is "fifty-five million, two hundred sixty-three thousand, nine hundred sixty".