72366605524 has 24 divisors (see below), whose sum is σ = 129246465600. Its totient is φ = 35443410240.

The previous prime is 72366605491. The next prime is 72366605543. The reversal of 72366605524 is 42550666327.

It is a congruent number.

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, 479304 + ... + 611935.

It is an arithmetic number, because the mean of its divisors is an integer number (5385269400).

Almost surely, 2^72366605524 is an apocalyptic number.

It is an amenable number.

72366605524 is a deficient number, since it is larger than the sum of its proper divisors (56879860076).

72366605524 is a wasteful number, since it uses less digits than its factorization.

72366605524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091583 (or 1091581 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 46.

The spelling of 72366605524 in words is "seventy-two billion, three hundred sixty-six million, six hundred five thousand, five hundred twenty-four".