72066262732 has 12 divisors (see below), whose sum is σ = 126135554776. Its totient is φ = 36027532800.

The previous prime is 72066262727. The next prime is 72066262739. The reversal of 72066262732 is 23726266027.

It is not an unprimeable number, because it can be changed into a prime (72066262739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1370613 + ... + 1422220.

Almost surely, 2^72066262732 is an apocalyptic number.

It is an amenable number.

72066262732 is a deficient number, since it is larger than the sum of its proper divisors (54069292044).

72066262732 is a wasteful number, since it uses less digits than its factorization.

72066262732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2799288 (or 2799286 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 43.

The spelling of 72066262732 in words is "seventy-two billion, sixty-six million, two hundred sixty-two thousand, seven hundred thirty-two".