23120132504 has 16 divisors (see below), whose sum is σ = 49543141200. Its totient is φ = 9908628192.

The previous prime is 23120132489. The next prime is 23120132551. The reversal of 23120132504 is 40523102132.

It is a self number, because there is not a number n which added to its sum of digits gives 23120132504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206429699 + ... + 206429810.

It is an arithmetic number, because the mean of its divisors is an integer number (3096446325).

Almost surely, 2^23120132504 is an apocalyptic number.

It is an amenable number.

23120132504 is an abundant number, since it is smaller than the sum of its proper divisors (26423008696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23120132504 is a wasteful number, since it uses less digits than its factorization.

23120132504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412859522 (or 412859518 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 23120132504 its reverse (40523102132), we get a palindrome (63643234636).

The spelling of 23120132504 in words is "twenty-three billion, one hundred twenty million, one hundred thirty-two thousand, five hundred four".