722568523323 has 6 divisors (see below), whose sum is σ = 963426660852. Its totient is φ = 481711367340.

The previous prime is 722568523291. The next prime is 722568523337. The reversal of 722568523323 is 323325865227.

722568523323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 722568523323 - 2⁵ = 722568523291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (722568523223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1226928 + ... + 1717698.

It is an arithmetic number, because the mean of its divisors is an integer number (160571110142).

Almost surely, 2^722568523323 is an apocalyptic number.

722568523323 is a deficient number, since it is larger than the sum of its proper divisors (240858137529).

722568523323 is an frugal number, since it uses more digits than its factorization.

722568523323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981545 (or 490774 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 48.

Multiplying 722568523323 by its sum of digits (48), we get a square (34683289119504 = 5889252²).

The spelling of 722568523323 in words is "seven hundred twenty-two billion, five hundred sixty-eight million, five hundred twenty-three thousand, three hundred twenty-three".