165575158012 has 12 divisors (see below), whose sum is σ = 316098029016. Its totient is φ = 75261435440.

The previous prime is 165575157973. The next prime is 165575158051. The reversal of 165575158012 is 210851575561.

It is an interprime number because it is at equal distance from previous prime (165575157973) and next prime (165575158051).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1881535843 + ... + 1881535930.

It is an arithmetic number, because the mean of its divisors is an integer number (26341502418).

Almost surely, 2^165575158012 is an apocalyptic number.

It is an amenable number.

165575158012 is a deficient number, since it is larger than the sum of its proper divisors (150522871004).

165575158012 is a wasteful number, since it uses less digits than its factorization.

165575158012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3763071788 (or 3763071786 counting only the distinct ones).

The product of its (nonzero) digits is 420000, while the sum is 46.

The spelling of 165575158012 in words is "one hundred sixty-five billion, five hundred seventy-five million, one hundred fifty-eight thousand, twelve".