73613522164 has 48 divisors (see below), whose sum is σ = 164019542400. Its totient is φ = 28117627776.

The previous prime is 73613522159. The next prime is 73613522207. The reversal of 73613522164 is 46122531637.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3476254 + ... + 3497365.

It is an arithmetic number, because the mean of its divisors is an integer number (3417073800).

Almost surely, 2^73613522164 is an apocalyptic number.

It is an amenable number.

73613522164 is an abundant number, since it is smaller than the sum of its proper divisors (90406020236).

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

73613522164 is a wasteful number, since it uses less digits than its factorization.

73613522164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6973672 (or 6973670 counting only the distinct ones).

The product of its digits is 181440, while the sum is 40.

The spelling of 73613522164 in words is "seventy-three billion, six hundred thirteen million, five hundred twenty-two thousand, one hundred sixty-four".