72262743993 has 12 divisors (see below), whose sum is σ = 113868566448. Its totient is φ = 43795602360.

The previous prime is 72262743961. The next prime is 72262744003. The reversal of 72262743993 is 39934726227.

72262743993 is a `hidden beast` number, since 7 + 2 + 2 + 627 + 4 + 3 + 9 + 9 + 3 = 666.

It is not a de Polignac number, because 72262743993 - 2⁵ = 72262743961 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (72262743593) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 364963255 + ... + 364963452.

It is an arithmetic number, because the mean of its divisors is an integer number (9489047204).

Almost surely, 2^72262743993 is an apocalyptic number.

It is an amenable number.

72262743993 is a deficient number, since it is larger than the sum of its proper divisors (41605822455).

72262743993 is a wasteful number, since it uses less digits than its factorization.

72262743993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729926724 (or 729926721 counting only the distinct ones).

The product of its digits is 6858432, while the sum is 54.

The spelling of 72262743993 in words is "seventy-two billion, two hundred sixty-two million, seven hundred forty-three thousand, nine hundred ninety-three".