72532465306 has 48 divisors (see below), whose sum is σ = 133298494560. Its totient is φ = 29432561760.

The previous prime is 72532465277. The next prime is 72532465339. The reversal of 72532465306 is 60356423527.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 3585436 + ... + 3605608.

It is an arithmetic number, because the mean of its divisors is an integer number (2777051970).

Almost surely, 2^72532465306 is an apocalyptic number.

72532465306 is a deficient number, since it is larger than the sum of its proper divisors (60766029254).

72532465306 is a wasteful number, since it uses less digits than its factorization.

72532465306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22139 (or 22132 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 43.

The spelling of 72532465306 in words is "seventy-two billion, five hundred thirty-two million, four hundred sixty-five thousand, three hundred six".