165150311164 has 24 divisors (see below), whose sum is σ = 301773230640. Its totient is φ = 78982611456.

The previous prime is 165150311149. The next prime is 165150311189. The reversal of 165150311164 is 461113051561.

It is a congruent 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, 6640437 + ... + 6665260.

It is an arithmetic number, because the mean of its divisors is an integer number (12573884610).

Almost surely, 2^165150311164 is an apocalyptic number.

It is an amenable number.

165150311164 is a deficient number, since it is larger than the sum of its proper divisors (136622919476).

165150311164 is a wasteful number, since it uses less digits than its factorization.

165150311164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13305837 (or 13305835 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 34.

The spelling of 165150311164 in words is "one hundred sixty-five billion, one hundred fifty million, three hundred eleven thousand, one hundred sixty-four".