723522698312 has 12 divisors (see below), whose sum is σ = 1356609570345. Its totient is φ = 361760146224.

The previous prime is 723522698293. The next prime is 723522698333. The reversal of 723522698312 is 213896225327.

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 415681930756 + 307840767556 = 644734^2 + 554834^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=601466.

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, 2255498 + ... + 2556230.

Almost surely, 2^723522698312 is an apocalyptic number.

It is an amenable number.

723522698312 is a deficient number, since it is larger than the sum of its proper divisors (633086872033).

723522698312 is an frugal number, since it uses more digits than its factorization.

723522698312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601472 (or 300735 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 50.

Multiplying 723522698312 by its sum of digits (50), we get a square (36176134915600 = 6014660²).

The spelling of 723522698312 in words is "seven hundred twenty-three billion, five hundred twenty-two million, six hundred ninety-eight thousand, three hundred twelve".