19162657196 has 12 divisors (see below), whose sum is σ = 33538766352. Its totient is φ = 9580152528.

The previous prime is 19162657187. The next prime is 19162657201. The reversal of 19162657196 is 69175626191.

It is a super-2 number, since 2×19162657196² (a number of 21 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 256835 + ... + 322938.

It is an arithmetic number, because the mean of its divisors is an integer number (2794897196).

Almost surely, 2^19162657196 is an apocalyptic number.

It is an amenable number.

19162657196 is a deficient number, since it is larger than the sum of its proper divisors (14376109156).

19162657196 is a wasteful number, since it uses less digits than its factorization.

19162657196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588040 (or 588038 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 53.

The spelling of 19162657196 in words is "nineteen billion, one hundred sixty-two million, six hundred fifty-seven thousand, one hundred ninety-six".