23723040331 has 4 divisors (see below), whose sum is σ = 23726737912. Its totient is φ = 23719342752.

The previous prime is 23723040323. The next prime is 23723040347. The reversal of 23723040331 is 13304032732.

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 23723040331 - 2³ = 23723040323 is a prime.

It is a super-2 number, since 2×23723040331² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23723040331.

It is not an unprimeable number, because it can be changed into a prime (23723040391) 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, 1839150 + ... + 1852003.

It is an arithmetic number, because the mean of its divisors is an integer number (5931684478).

Almost surely, 2^23723040331 is an apocalyptic number.

23723040331 is a deficient number, since it is larger than the sum of its proper divisors (3697581).

23723040331 is an equidigital number, since it uses as much as digits as its factorization.

23723040331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3697580.

The product of its (nonzero) digits is 9072, while the sum is 28.

The spelling of 23723040331 in words is "twenty-three billion, seven hundred twenty-three million, forty thousand, three hundred thirty-one".