23723111425 has 24 divisors (see below), whose sum is σ = 32771886840. Its totient is φ = 16914508800.

The previous prime is 23723111413. The next prime is 23723111449. The reversal of 23723111425 is 52411132732.

It can be written as a sum of positive squares in 12 ways, for example, as 8664631056 + 15058480369 = 93084^2 + 122713^2 .

It is not a de Polignac number, because 23723111425 - 2²³ = 23714722817 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1249096 + ... + 1267945.

It is an arithmetic number, because the mean of its divisors is an integer number (1365495285).

Almost surely, 2^23723111425 is an apocalyptic number.

23723111425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23723111425 is a deficient number, since it is larger than the sum of its proper divisors (9048775415).

23723111425 is a wasteful number, since it uses less digits than its factorization.

23723111425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2517093 (or 2517088 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The spelling of 23723111425 in words is "twenty-three billion, seven hundred twenty-three million, one hundred eleven thousand, four hundred twenty-five".