72736265026 has 8 divisors (see below), whose sum is σ = 109109950524. Its totient is φ = 36366281520.

The previous prime is 72736265003. The next prime is 72736265033. The reversal of 72736265026 is 62056263727.

It can be written as a sum of positive squares in 2 ways, for example, as 55767294801 + 16968970225 = 236151^2 + 130265^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 875845 + ... + 955288.

Almost surely, 2^72736265026 is an apocalyptic number.

72736265026 is a deficient number, since it is larger than the sum of its proper divisors (36373685498).

72736265026 is a wasteful number, since it uses less digits than its factorization.

72736265026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1850996.

The product of its (nonzero) digits is 1270080, while the sum is 46.

The spelling of 72736265026 in words is "seventy-two billion, seven hundred thirty-six million, two hundred sixty-five thousand, twenty-six".