23209601507 has 12 divisors (see below), whose sum is σ = 24328903200. Its totient is φ = 22139811408.

The previous prime is 23209601497. The next prime is 23209601533. The reversal of 23209601507 is 70510690232.

It is not a de Polignac number, because 23209601507 - 2⁴ = 23209601491 is a prime.

It is a super-2 number, since 2×23209601507² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23209604507) 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, 134369 + ... + 253917.

It is an arithmetic number, because the mean of its divisors is an integer number (2027408600).

Almost surely, 2^23209601507 is an apocalyptic number.

23209601507 is a deficient number, since it is larger than the sum of its proper divisors (1119301693).

23209601507 is a wasteful number, since it uses less digits than its factorization.

23209601507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119962 (or 119939 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The spelling of 23209601507 in words is "twenty-three billion, two hundred nine million, six hundred one thousand, five hundred seven".