19115836204 has 12 divisors (see below), whose sum is σ = 34001118928. Its totient is φ = 9401230800.

The previous prime is 19115836169. The next prime is 19115836213. The reversal of 19115836204 is 40263851191.

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, 39171552 + ... + 39172039.

Almost surely, 2^19115836204 is an apocalyptic number.

It is an amenable number.

19115836204 is a deficient number, since it is larger than the sum of its proper divisors (14885282724).

19115836204 is a wasteful number, since it uses less digits than its factorization.

19115836204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78343656 (or 78343654 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 40.

The spelling of 19115836204 in words is "nineteen billion, one hundred fifteen million, eight hundred thirty-six thousand, two hundred four".