19163900202 has 16 divisors (see below), whose sum is σ = 38329204320. Its totient is φ = 6387732752.

The previous prime is 19163900191. The next prime is 19163900227. The reversal of 19163900202 is 20200936191.

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, 223624 + ... + 297212.

It is an arithmetic number, because the mean of its divisors is an integer number (2395575270).

Almost surely, 2^19163900202 is an apocalyptic number.

19163900202 is an abundant number, since it is smaller than the sum of its proper divisors (19165304118).

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

19163900202 is a wasteful number, since it uses less digits than its factorization.

19163900202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116997.

The product of its (nonzero) digits is 5832, while the sum is 33.

The spelling of 19163900202 in words is "nineteen billion, one hundred sixty-three million, nine hundred thousand, two hundred two".