165627128662 has 64 divisors (see below), whose sum is σ = 271996876800. Its totient is φ = 75351306240.

The previous prime is 165627128659. The next prime is 165627128663. The reversal of 165627128662 is 266821726561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165627128663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143648278 + ... + 143649430.

It is an arithmetic number, because the mean of its divisors is an integer number (4249951200).

Almost surely, 2^165627128662 is an apocalyptic number.

165627128662 is a deficient number, since it is larger than the sum of its proper divisors (106369748138).

165627128662 is a wasteful number, since it uses less digits than its factorization.

165627128662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021.

The product of its digits is 2903040, while the sum is 52.

The spelling of 165627128662 in words is "one hundred sixty-five billion, six hundred twenty-seven million, one hundred twenty-eight thousand, six hundred sixty-two".