23432484856 has 64 divisors (see below), whose sum is σ = 48764066400. Its totient is φ = 10466150400.

The previous prime is 23432484841. The next prime is 23432484857. The reversal of 23432484856 is 65848423432.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23432484857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8635756 + ... + 8638468.

Almost surely, 2^23432484856 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 23432484856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24382033200).

23432484856 is an abundant number, since it is smaller than the sum of its proper divisors (25331581544).

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

23432484856 is a wasteful number, since it uses less digits than its factorization.

23432484856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4400 (or 4396 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 49.

The spelling of 23432484856 in words is "twenty-three billion, four hundred thirty-two million, four hundred eighty-four thousand, eight hundred fifty-six".