72566350356 has 12 divisors (see below), whose sum is σ = 169321484192. Its totient is φ = 24188783448.

The previous prime is 72566350333. The next prime is 72566350369. The reversal of 72566350356 is 65305366527.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3023597920 + ... + 3023597943.

Almost surely, 2^72566350356 is an apocalyptic number.

It is an amenable number.

72566350356 is an abundant number, since it is smaller than the sum of its proper divisors (96755133836).

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

72566350356 is a wasteful number, since it uses less digits than its factorization.

72566350356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6047195870 (or 6047195868 counting only the distinct ones).

The product of its (nonzero) digits is 3402000, while the sum is 48.

The spelling of 72566350356 in words is "seventy-two billion, five hundred sixty-six million, three hundred fifty thousand, three hundred fifty-six".