72289607436494 has 16 divisors (see below), whose sum is σ = 125128197063168. Its totient is φ = 30680471394072.

The previous prime is 72289607436481. The next prime is 72289607436517. The reversal of 72289607436494 is 49463470698227.

It is a super-3 number, since 3×72289607436494³ (a number of 43 digits) contains 333 as substring.

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, 25065743162 + ... + 25065746045.

It is an arithmetic number, because the mean of its divisors is an integer number (7820512316448).

Almost surely, 2^{72289607436494} is an apocalyptic number.

72289607436494 is a deficient number, since it is larger than the sum of its proper divisors (52838589626674).

72289607436494 is a wasteful number, since it uses less digits than its factorization.

72289607436494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50131489319.

The product of its (nonzero) digits is 877879296, while the sum is 71.

The spelling of 72289607436494 in words is "seventy-two trillion, two hundred eighty-nine billion, six hundred seven million, four hundred thirty-six thousand, four hundred ninety-four".