23672317239 has 12 divisors (see below), whose sum is σ = 34210581496. Its totient is φ = 15773590512.

The previous prime is 23672317219. The next prime is 23672317243. The reversal of 23672317239 is 93271327632.

23672317239 is a `hidden beast` number, since 2 + 36 + 72 + 317 + 239 = 666.

It is not a de Polignac number, because 23672317239 - 2¹² = 23672313143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23672317194 and 23672317203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23672317219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 643984 + ... + 679749.

Almost surely, 2^23672317239 is an apocalyptic number.

23672317239 is a deficient number, since it is larger than the sum of its proper divisors (10538264257).

23672317239 is a wasteful number, since it uses less digits than its factorization.

23672317239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325726 (or 1325723 counting only the distinct ones).

The product of its digits is 571536, while the sum is 45.

The spelling of 23672317239 in words is "twenty-three billion, six hundred seventy-two million, three hundred seventeen thousand, two hundred thirty-nine".