54057998412 has 36 divisors (see below), whose sum is σ = 149069027016. Its totient is φ = 16381211520.

The previous prime is 54057998387. The next prime is 54057998429. The reversal of 54057998412 is 21489975045.

It is a happy number.

54057998412 is a `hidden beast` number, since 54 + 0 + 579 + 9 + 8 + 4 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (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, 68254653 + ... + 68255444.

It is an arithmetic number, because the mean of its divisors is an integer number (4140806306).

Almost surely, 2^54057998412 is an apocalyptic number.

It is an amenable number.

54057998412 is an abundant number, since it is smaller than the sum of its proper divisors (95011028604).

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

54057998412 is a wasteful number, since it uses less digits than its factorization.

54057998412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136510118 (or 136510113 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 54.

The spelling of 54057998412 in words is "fifty-four billion, fifty-seven million, nine hundred ninety-eight thousand, four hundred twelve".