54045155520 has 84 divisors (see below), whose sum is σ = 185892826080. Its totient is φ = 14412040704.

The previous prime is 54045155513. The next prime is 54045155531. The reversal of 54045155520 is 2555154045.

54045155520 is a `hidden beast` number, since 5 + 40 + 45 + 1 + 55 + 520 = 666.

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

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, 9379960 + ... + 9385719.

Almost surely, 2^54045155520 is an apocalyptic number.

It is an amenable number.

54045155520 is an abundant number, since it is smaller than the sum of its proper divisors (131847670560).

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

54045155520 is a wasteful number, since it uses less digits than its factorization.

54045155520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18765702 (or 18765689 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 36.

The spelling of 54045155520 in words is "fifty-four billion, forty-five million, one hundred fifty-five thousand, five hundred twenty".