72616728360 has 128 divisors (see below), whose sum is σ = 244078012800. Its totient is φ = 17128258560.

The previous prime is 72616728337. The next prime is 72616728361. The reversal of 72616728360 is 6382761627.

It is not an unprimeable number, because it can be changed into a prime (72616728361) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 694575 + ... + 792254.

It is an arithmetic number, because the mean of its divisors is an integer number (1906859475).

Almost surely, 2^72616728360 is an apocalyptic number.

It is an amenable number.

72616728360 is an abundant number, since it is smaller than the sum of its proper divisors (171461284440).

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

72616728360 is a wasteful number, since it uses less digits than its factorization.

72616728360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1486891 (or 1486887 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 72616728360 in words is "seventy-two billion, six hundred sixteen million, seven hundred twenty-eight thousand, three hundred sixty".