72372933380769 has 32 divisors (see below), whose sum is σ = 110488870554624. Its totient is φ = 41278642130880.

The previous prime is 72372933380743. The next prime is 72372933380771. The reversal of 72372933380769 is 96708333927327.

It is not a de Polignac number, because 72372933380769 - 2⁹ = 72372933380257 is a prime.

It is a super-2 number, since 2×72372933380769² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (72372933380779) 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, 37978402 + ... + 39838484.

It is an arithmetic number, because the mean of its divisors is an integer number (3452777204832).

Almost surely, 2^{72372933380769} is an apocalyptic number.

It is an amenable number.

72372933380769 is a deficient number, since it is larger than the sum of its proper divisors (38115937173855).

72372933380769 is a wasteful number, since it uses less digits than its factorization.

72372933380769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1863557.

The product of its (nonzero) digits is 432081216, while the sum is 69.

The spelling of 72372933380769 in words is "seventy-two trillion, three hundred seventy-two billion, nine hundred thirty-three million, three hundred eighty thousand, seven hundred sixty-nine".