72265004364266 has 12 divisors (see below), whose sum is σ = 126095058635778. Its totient is φ = 30970716156072.

The previous prime is 72265004364221. The next prime is 72265004364277. The reversal of 72265004364266 is 66246340056227.

It can be written as a sum of positive squares in only one way, i.e., 39870750720241 + 32394253644025 = 6314329^2 + 5691595^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 368699001761 + ... + 368699001956.

Almost surely, 2^{72265004364266} is an apocalyptic number.

72265004364266 is a deficient number, since it is larger than the sum of its proper divisors (53830054271512).

72265004364266 is a wasteful number, since it uses less digits than its factorization.

72265004364266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737398003733 (or 737398003726 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 53.

The spelling of 72265004364266 in words is "seventy-two trillion, two hundred sixty-five billion, four million, three hundred sixty-four thousand, two hundred sixty-six".