23434137276 has 72 divisors (see below), whose sum is σ = 60194244432. Its totient is φ = 7090406400.

The previous prime is 23434137247. The next prime is 23434137277. The reversal of 23434137276 is 67273143432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23434137277) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 965206 + ... + 989186.

Almost surely, 2^23434137276 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23434137276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30097122216).

23434137276 is an abundant number, since it is smaller than the sum of its proper divisors (36760107156).

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

23434137276 is a wasteful number, since it uses less digits than its factorization.

23434137276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24683 (or 24670 counting only the distinct ones).

The product of its digits is 508032, while the sum is 42.

The spelling of 23434137276 in words is "twenty-three billion, four hundred thirty-four million, one hundred thirty-seven thousand, two hundred seventy-six".