19129536504 has 64 divisors (see below), whose sum is σ = 57225117600. Its totient is φ = 5886010368.

The previous prime is 19129536479. The next prime is 19129536521. The reversal of 19129536504 is 40563592191.

19129536504 is a `hidden beast` number, since 1 + 91 + 2 + 9 + 53 + 6 + 504 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 19129536504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3403449 + ... + 3409064.

Almost surely, 2^19129536504 is an apocalyptic number.

It is an amenable number.

19129536504 is an abundant number, since it is smaller than the sum of its proper divisors (38095581096).

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

19129536504 is a wasteful number, since it uses less digits than its factorization.

19129536504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6812541 (or 6812531 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The spelling of 19129536504 in words is "nineteen billion, one hundred twenty-nine million, five hundred thirty-six thousand, five hundred four".