72327867212 has 6 divisors (see below), whose sum is σ = 126573767628. Its totient is φ = 36163933604.

The previous prime is 72327867179. The next prime is 72327867247. The reversal of 72327867212 is 21276872327.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9040983398 + ... + 9040983405.

It is an arithmetic number, because the mean of its divisors is an integer number (21095627938).

Almost surely, 2^72327867212 is an apocalyptic number.

It is an amenable number.

72327867212 is a deficient number, since it is larger than the sum of its proper divisors (54245900416).

72327867212 is a wasteful number, since it uses less digits than its factorization.

72327867212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18081966807 (or 18081966805 counting only the distinct ones).

The product of its digits is 790272, while the sum is 47.

The spelling of 72327867212 in words is "seventy-two billion, three hundred twenty-seven million, eight hundred sixty-seven thousand, two hundred twelve".