723472004236723 has 4 divisors (see below), whose sum is σ = 826825147699120. Its totient is φ = 620118860774328.

The previous prime is 723472004236717. The next prime is 723472004236747. The reversal of 723472004236723 is 327632400274327.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 723472004236723 - 2³⁷ = 723334565283251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (723472004236703) 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, 51676571731188 + ... + 51676571731201.

It is an arithmetic number, because the mean of its divisors is an integer number (206706286924780).

Almost surely, 2^{723472004236723} is an apocalyptic number.

723472004236723 is a deficient number, since it is larger than the sum of its proper divisors (103353143462397).

723472004236723 is a wasteful number, since it uses less digits than its factorization.

723472004236723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103353143462396.

The product of its (nonzero) digits is 14224896, while the sum is 52.

The spelling of 723472004236723 in words is "seven hundred twenty-three trillion, four hundred seventy-two billion, four million, two hundred thirty-six thousand, seven hundred twenty-three".