23431532442 has 16 divisors (see below), whose sum is σ = 46958514912. Its totient is φ = 7794602480.

The previous prime is 23431532401. The next prime is 23431532459. The reversal of 23431532442 is 24423513432.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3973893 + ... + 3979784.

It is an arithmetic number, because the mean of its divisors is an integer number (2934907182).

Almost surely, 2^23431532442 is an apocalyptic number.

23431532442 is an abundant number, since it is smaller than the sum of its proper divisors (23526982470).

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

23431532442 is a wasteful number, since it uses less digits than its factorization.

23431532442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7954173.

The product of its digits is 69120, while the sum is 33.

The spelling of 23431532442 in words is "twenty-three billion, four hundred thirty-one million, five hundred thirty-two thousand, four hundred forty-two".