165313175628 has 24 divisors (see below), whose sum is σ = 399031804080. Its totient is φ = 53204240320.

The previous prime is 165313175539. The next prime is 165313175639. The reversal of 165313175628 is 826571313561.

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, 237518583 + ... + 237519278.

It is an arithmetic number, because the mean of its divisors is an integer number (16626325170).

Almost surely, 2^165313175628 is an apocalyptic number.

It is an amenable number.

165313175628 is an abundant number, since it is smaller than the sum of its proper divisors (233718628452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165313175628 is a wasteful number, since it uses less digits than its factorization.

165313175628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475037897 (or 475037895 counting only the distinct ones).

The product of its digits is 907200, while the sum is 48.

The spelling of 165313175628 in words is "one hundred sixty-five billion, three hundred thirteen million, one hundred seventy-five thousand, six hundred twenty-eight".