72256604703 has 8 divisors (see below), whose sum is σ = 96351394608. Its totient is φ = 48166442304.

The previous prime is 72256604701. The next prime is 72256604737. The reversal of 72256604703 is 30740665227.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 72256604703 - 2¹ = 72256604701 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72256604701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1120276 + ... + 1183017.

It is an arithmetic number, because the mean of its divisors is an integer number (12043924326).

Almost surely, 2^72256604703 is an apocalyptic number.

72256604703 is a deficient number, since it is larger than the sum of its proper divisors (24094789905).

72256604703 is a wasteful number, since it uses less digits than its factorization.

72256604703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2313753.

The product of its (nonzero) digits is 423360, while the sum is 42.

The spelling of 72256604703 in words is "seventy-two billion, two hundred fifty-six million, six hundred four thousand, seven hundred three".