72756575464994 has 16 divisors (see below), whose sum is σ = 115031771191680. Its totient is φ = 34417750662000.

The previous prime is 72756575464949. The next prime is 72756575464999. The reversal of 72756575464994 is 49946457565727.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (72756575464999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1274702969 + ... + 1274760044.

It is an arithmetic number, because the mean of its divisors is an integer number (7189485699480).

Almost surely, 2^{72756575464994} is an apocalyptic number.

72756575464994 is a deficient number, since it is larger than the sum of its proper divisors (42275195726686).

72756575464994 is a wasteful number, since it uses less digits than its factorization.

72756575464994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2549463785.

The product of its digits is 16003008000, while the sum is 80.

The spelling of 72756575464994 in words is "seventy-two trillion, seven hundred fifty-six billion, five hundred seventy-five million, four hundred sixty-four thousand, nine hundred ninety-four".