722368344392 has 12 divisors (see below), whose sum is σ = 1354445153145. Its totient is φ = 361182970224.

The previous prime is 722368344377. The next prime is 722368344433. The reversal of 722368344392 is 293443863227.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 396539721796 + 325828622596 = 629714^2 + 570814^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=600986.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2253698 + ... + 2554190.

Almost surely, 2^722368344392 is an apocalyptic number.

It is an amenable number.

722368344392 is a deficient number, since it is larger than the sum of its proper divisors (632076808753).

722368344392 is an frugal number, since it uses more digits than its factorization.

722368344392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600992 (or 300495 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 53.

The spelling of 722368344392 in words is "seven hundred twenty-two billion, three hundred sixty-eight million, three hundred forty-four thousand, three hundred ninety-two".