104438831544 has 64 divisors (see below), whose sum is σ = 290968922400. Its totient is φ = 34709617152.

The previous prime is 104438831527. The next prime is 104438831569. The reversal of 104438831544 is 445138834401.

104438831544 is a `hidden beast` number, since 1 + 0 + 44 + 38 + 8 + 31 + 544 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 104438831544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 644587 + ... + 790170.

Almost surely, 2^104438831544 is an apocalyptic number.

It is an amenable number.

104438831544 is an abundant number, since it is smaller than the sum of its proper divisors (186530090856).

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

104438831544 is a wasteful number, since it uses less digits than its factorization.

104438831544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435109 (or 1435099 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 45.

The spelling of 104438831544 in words is "one hundred four billion, four hundred thirty-eight million, eight hundred thirty-one thousand, five hundred forty-four".