165331625323652 has 6 divisors (see below), whose sum is σ = 289330344316398. Its totient is φ = 82665812661824.

The previous prime is 165331625323649. The next prime is 165331625323679. The reversal of 165331625323652 is 256323526133561.

It can be written as a sum of positive squares in only one way, i.e., 84439301515396 + 80892323808256 = 9189086^2 + 8994016^2 .

It is a junction number, because it is equal to n+sod(n) for n = 165331625323594 and 165331625323603.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20666453165453 + ... + 20666453165460.

It is an arithmetic number, because the mean of its divisors is an integer number (48221724052733).

Almost surely, 2^{165331625323652} is an apocalyptic number.

It is an amenable number.

165331625323652 is a deficient number, since it is larger than the sum of its proper divisors (123998718992746).

165331625323652 is a wasteful number, since it uses less digits than its factorization.

165331625323652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41332906330917 (or 41332906330915 counting only the distinct ones).

The product of its digits is 17496000, while the sum is 53.

The spelling of 165331625323652 in words is "one hundred sixty-five trillion, three hundred thirty-one billion, six hundred twenty-five million, three hundred twenty-three thousand, six hundred fifty-two".