104604331644 has 18 divisors (see below), whose sum is σ = 264416505080. Its totient is φ = 34868110536.

The previous prime is 104604331613. The next prime is 104604331661. The reversal of 104604331644 is 446133406401.

104604331644 is a `hidden beast` number, since 1 + 0 + 4 + 6 + 0 + 4 + 3 + 3 + 1 + 644 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 2905675879 = 104604331644 / (1 + 0 + 4 + 6 + 0 + 4 + 3 + 3 + 1 + 6 + 4 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 104604331599 and 104604331608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1452837904 + ... + 1452837975.

Almost surely, 2^104604331644 is an apocalyptic number.

It is an amenable number.

104604331644 is an abundant number, since it is smaller than the sum of its proper divisors (159812173436).

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

104604331644 is a wasteful number, since it uses less digits than its factorization.

104604331644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2905675889 (or 2905675884 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 104604331644 in words is "one hundred four billion, six hundred four million, three hundred thirty-one thousand, six hundred forty-four".