20002685192 has 32 divisors (see below), whose sum is σ = 43565574720. Its totient is φ = 8432043840.

The previous prime is 20002685189. The next prime is 20002685203. The reversal of 20002685192 is 29158620002.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2924378 + ... + 2931209.

It is an arithmetic number, because the mean of its divisors is an integer number (1361424210).

Almost surely, 2^20002685192 is an apocalyptic number.

It is an amenable number.

20002685192 is an abundant number, since it is smaller than the sum of its proper divisors (23562889528).

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

20002685192 is a wasteful number, since it uses less digits than its factorization.

20002685192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5855661 (or 5855657 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 20002685192 in words is "twenty billion, two million, six hundred eighty-five thousand, one hundred ninety-two".