72925222892 has 12 divisors (see below), whose sum is σ = 127622504856. Its totient is φ = 36461650080.

The previous prime is 72925222871. The next prime is 72925222897. The reversal of 72925222892 is 29822252927.

It is a self number, because there is not a number n which added to its sum of digits gives 72925222892.

It is not an unprimeable number, because it can be changed into a prime (72925222897) 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, 53534 + ... + 385637.

It is an arithmetic number, because the mean of its divisors is an integer number (10635208738).

Almost surely, 2^72925222892 is an apocalyptic number.

It is an amenable number.

72925222892 is a deficient number, since it is larger than the sum of its proper divisors (54697281964).

72925222892 is a wasteful number, since it uses less digits than its factorization.

72925222892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480688 (or 480686 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 50.

The spelling of 72925222892 in words is "seventy-two billion, nine hundred twenty-five million, two hundred twenty-two thousand, eight hundred ninety-two".