72646165111164 has 24 divisors (see below), whose sum is σ = 172705977435600. Its totient is φ = 23758494249984.

The previous prime is 72646165111151. The next prime is 72646165111229. The reversal of 72646165111164 is 46111156164627.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57111764389 + ... + 57111765660.

It is an arithmetic number, because the mean of its divisors is an integer number (7196082393150).

Almost surely, 2^{72646165111164} is an apocalyptic number.

It is an amenable number.

72646165111164 is an abundant number, since it is smaller than the sum of its proper divisors (100059812324436).

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

72646165111164 is a wasteful number, since it uses less digits than its factorization.

72646165111164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114223530109 (or 114223530107 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 51.

The spelling of 72646165111164 in words is "seventy-two trillion, six hundred forty-six billion, one hundred sixty-five million, one hundred eleven thousand, one hundred sixty-four".