54315995040 has 120 divisors (see below), whose sum is σ = 191690244900. Its totient is φ = 14484261888.

The previous prime is 54315995033. The next prime is 54315995051. The reversal of 54315995040 is 4059951345.

54315995040 is a `hidden beast` number, since 5 + 4 + 3 + 1 + 599 + 50 + 4 + 0 = 666.

54315995040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 48810948624 + 5505046416 = 220932^2 + 74196^2 .

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 an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2082565 + ... + 2108484.

Almost surely, 2^54315995040 is an apocalyptic number.

It is an amenable number.

54315995040 is an abundant number, since it is smaller than the sum of its proper divisors (137374249860).

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

54315995040 is a wasteful number, since it uses less digits than its factorization.

54315995040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4191076 (or 4191059 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 45.

The spelling of 54315995040 in words is "fifty-four billion, three hundred fifteen million, nine hundred ninety-five thousand, forty".