104521504404 has 12 divisors (see below), whose sum is σ = 243883510304. Its totient is φ = 34840501464.

The previous prime is 104521504387. The next prime is 104521504429. The reversal of 104521504404 is 404405125401.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4355062672 + ... + 4355062695.

Almost surely, 2^104521504404 is an apocalyptic number.

It is an amenable number.

104521504404 is an abundant number, since it is smaller than the sum of its proper divisors (139362005900).

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

104521504404 is a wasteful number, since it uses less digits than its factorization.

104521504404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8710125374 (or 8710125372 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 104521504404 its reverse (404405125401), we get a palindrome (508926629805).

The spelling of 104521504404 in words is "one hundred four billion, five hundred twenty-one million, five hundred four thousand, four hundred four".