23132256416 has 24 divisors (see below), whose sum is σ = 46652403924. Its totient is φ = 11284026880.

The previous prime is 23132256397. The next prime is 23132256421. The reversal of 23132256416 is 61465223132.

It can be written as a sum of positive squares in 2 ways, for example, as 21368592400 + 1763664016 = 146180^2 + 41996^2 .

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, 8814335 + ... + 8816958.

Almost surely, 2^23132256416 is an apocalyptic number.

It is an amenable number.

23132256416 is an abundant number, since it is smaller than the sum of its proper divisors (23520147508).

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

23132256416 is a wasteful number, since it uses less digits than its factorization.

23132256416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17631344 (or 17631336 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

Adding to 23132256416 its reverse (61465223132), we get a palindrome (84597479548).

The spelling of 23132256416 in words is "twenty-three billion, one hundred thirty-two million, two hundred fifty-six thousand, four hundred sixteen".