55844717040 has 120 divisors (see below), whose sum is σ = 214337361888. Its totient is φ = 12764505600.

The previous prime is 55844717039. The next prime is 55844717053. The reversal of 55844717040 is 4071744855.

55844717040 is a `hidden beast` number, since 558 + 4 + 47 + 17 + 0 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5535111 + ... + 5545190.

Almost surely, 2^55844717040 is an apocalyptic number.

It is an amenable number.

55844717040 is an abundant number, since it is smaller than the sum of its proper divisors (158492644848).

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

55844717040 is a wasteful number, since it uses less digits than its factorization.

55844717040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11080327 (or 11080318 counting only the distinct ones).

The product of its (nonzero) digits is 627200, while the sum is 45.

The spelling of 55844717040 in words is "fifty-five billion, eight hundred forty-four million, seven hundred seventeen thousand, forty".