72372933380768 has 12 divisors (see below), whose sum is σ = 142484212593450. Its totient is φ = 36186466690368.

The previous prime is 72372933380743. The next prime is 72372933380771. The reversal of 72372933380768 is 86708333927327.

It can be written as a sum of positive squares in only one way, i.e., 50028290932624 + 22344642448144 = 7073068^2 + 4727012^2 .

It is a super-2 number, since 2×72372933380768² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 72372933380698 and 72372933380707.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1130827084043 + ... + 1130827084106.

Almost surely, 2^{72372933380768} is an apocalyptic number.

It is an amenable number.

72372933380768 is a deficient number, since it is larger than the sum of its proper divisors (70111279212682).

72372933380768 is a wasteful number, since it uses less digits than its factorization.

72372933380768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2261654168159 (or 2261654168151 counting only the distinct ones).

The product of its (nonzero) digits is 384072192, while the sum is 68.

The spelling of 72372933380768 in words is "seventy-two trillion, three hundred seventy-two billion, nine hundred thirty-three million, three hundred eighty thousand, seven hundred sixty-eight".