104366640636 has 36 divisors (see below), whose sum is σ = 264207735792. Its totient is φ = 34737179904.

The previous prime is 104366640619. The next prime is 104366640659. The reversal of 104366640636 is 636046663401.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 104366640591 and 104366640600.

It is a congruent number.

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, 2129616 + ... + 2178071.

It is an arithmetic number, because the mean of its divisors is an integer number (7339103772).

Almost surely, 2^104366640636 is an apocalyptic number.

It is an amenable number.

104366640636 is an abundant number, since it is smaller than the sum of its proper divisors (159841095156).

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

104366640636 is a wasteful number, since it uses less digits than its factorization.

104366640636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4308370 (or 4308365 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 45.

The spelling of 104366640636 in words is "one hundred four billion, three hundred sixty-six million, six hundred forty thousand, six hundred thirty-six".