23516438032 has 20 divisors (see below), whose sum is σ = 45814834156. Its totient is φ = 11693255040.

The previous prime is 23516438009. The next prime is 23516438041. The reversal of 23516438032 is 23083461532.

It can be written as a sum of positive squares in 2 ways, for example, as 450118656 + 23066319376 = 21216^2 + 151876^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23516437982 and 23516438000.

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, 4057263 + ... + 4063054.

Almost surely, 2^23516438032 is an apocalyptic number.

It is an amenable number.

23516438032 is a deficient number, since it is larger than the sum of its proper divisors (22298396124).

23516438032 is a wasteful number, since it uses less digits than its factorization.

23516438032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8120506 (or 8120500 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 23516438032 its reverse (23083461532), we get a palindrome (46599899564).

The spelling of 23516438032 in words is "twenty-three billion, five hundred sixteen million, four hundred thirty-eight thousand, thirty-two".