190164865292 has 24 divisors (see below), whose sum is σ = 345439004400. Its totient is φ = 91490388416.

The previous prime is 190164865279. The next prime is 190164865307. The reversal of 190164865292 is 292568461091.

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, 2763542 + ... + 2831517.

It is an arithmetic number, because the mean of its divisors is an integer number (14393291850).

Almost surely, 2^190164865292 is an apocalyptic number.

It is an amenable number.

190164865292 is a deficient number, since it is larger than the sum of its proper divisors (155274139108).

190164865292 is a wasteful number, since it uses less digits than its factorization.

190164865292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5595385 (or 5595383 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 53.

The spelling of 190164865292 in words is "one hundred ninety billion, one hundred sixty-four million, eight hundred sixty-five thousand, two hundred ninety-two".