72267882772 has 48 divisors (see below), whose sum is σ = 129553453120. Its totient is φ = 35264097792.

The previous prime is 72267882761. The next prime is 72267882773. The reversal of 72267882772 is 27728876227.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72267882773) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14719054 + ... + 14723962.

Almost surely, 2^72267882772 is an apocalyptic number.

It is an amenable number.

72267882772 is a deficient number, since it is larger than the sum of its proper divisors (57285570348).

72267882772 is a wasteful number, since it uses less digits than its factorization.

72267882772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5480 (or 5478 counting only the distinct ones).

The product of its digits is 14751744, while the sum is 58.

The spelling of 72267882772 in words is "seventy-two billion, two hundred sixty-seven million, eight hundred eighty-two thousand, seven hundred seventy-two".