54412531644 has 24 divisors (see below), whose sum is σ = 126966523600. Its totient is φ = 18136946304.

The previous prime is 54412531627. The next prime is 54412531651. The reversal of 54412531644 is 44613521445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 548832 + ... + 640344.

Almost surely, 2^54412531644 is an apocalyptic number.

It is an amenable number.

54412531644 is an abundant number, since it is smaller than the sum of its proper divisors (72553991956).

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

54412531644 is a wasteful number, since it uses less digits than its factorization.

54412531644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141069 (or 141067 counting only the distinct ones).

The product of its digits is 230400, while the sum is 39.

The spelling of 54412531644 in words is "fifty-four billion, four hundred twelve million, five hundred thirty-one thousand, six hundred forty-four".