72500732223 has 16 divisors (see below), whose sum is σ = 96868342656. Its totient is φ = 48233576160.

The previous prime is 72500732219. The next prime is 72500732251. The reversal of 72500732223 is 32223700527.

It is not a de Polignac number, because 72500732223 - 2² = 72500732219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72500732023) 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 15 ways as a sum of consecutive naturals, for example, 2997408 + ... + 3021498.

It is an arithmetic number, because the mean of its divisors is an integer number (6054271416).

Almost surely, 2^72500732223 is an apocalyptic number.

72500732223 is a deficient number, since it is larger than the sum of its proper divisors (24367610433).

72500732223 is a wasteful number, since it uses less digits than its factorization.

72500732223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26134.

The product of its (nonzero) digits is 35280, while the sum is 33.

The spelling of 72500732223 in words is "seventy-two billion, five hundred million, seven hundred thirty-two thousand, two hundred twenty-three".