23423434032 has 80 divisors (see below), whose sum is σ = 61959034368. Its totient is φ = 7621152000.

The previous prime is 23423434019. The next prime is 23423434033. The reversal of 23423434032 is 23043432432.

It is not an unprimeable number, because it can be changed into a prime (23423434033) 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, 4255282 + ... + 4260782.

Almost surely, 2^23423434032 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 23423434032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30979517184).

23423434032 is an abundant number, since it is smaller than the sum of its proper divisors (38535600336).

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

23423434032 is a wasteful number, since it uses less digits than its factorization.

23423434032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7618 (or 7612 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 23423434032 its reverse (23043432432), we get a palindrome (46466866464).

The spelling of 23423434032 in words is "twenty-three billion, four hundred twenty-three million, four hundred thirty-four thousand, thirty-two".