28429636504 has 16 divisors (see below), whose sum is σ = 53307361800. Its totient is φ = 14214340032.

The previous prime is 28429636481. The next prime is 28429636513. The reversal of 28429636504 is 40563692482.

It is a happy number.

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, 410604 + ... + 474820.

Almost surely, 2^28429636504 is an apocalyptic number.

It is an amenable number.

28429636504 is a deficient number, since it is larger than the sum of its proper divisors (24877725296).

28429636504 is a wasteful number, since it uses less digits than its factorization.

28429636504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119562 (or 119558 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 28429636504 in words is "twenty-eight billion, four hundred twenty-nine million, six hundred thirty-six thousand, five hundred four".