169392540164 has 48 divisors (see below), whose sum is σ = 302187303936. Its totient is φ = 83070758400.

The previous prime is 169392540143. The next prime is 169392540193. The reversal of 169392540164 is 461045293961.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71142254 + ... + 71144634.

It is an arithmetic number, because the mean of its divisors is an integer number (6295568832).

Almost surely, 2^169392540164 is an apocalyptic number.

It is an amenable number.

169392540164 is a deficient number, since it is larger than the sum of its proper divisors (132794763772).

169392540164 is a wasteful number, since it uses less digits than its factorization.

169392540164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4076 (or 4074 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 50.

The spelling of 169392540164 in words is "one hundred sixty-nine billion, three hundred ninety-two million, five hundred forty thousand, one hundred sixty-four".