23144444912 has 40 divisors (see below), whose sum is σ = 47842665552. Its totient is φ = 10808345600.

The previous prime is 23144444891. The next prime is 23144444951. The reversal of 23144444912 is 21944444132.

It is a congruent number.

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, 289139 + ... + 360402.

Almost surely, 2^23144444912 is an apocalyptic number.

It is an amenable number.

23144444912 is an abundant number, since it is smaller than the sum of its proper divisors (24698220640).

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

23144444912 is a wasteful number, since it uses less digits than its factorization.

23144444912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649697 (or 649691 counting only the distinct ones).

The product of its digits is 110592, while the sum is 38.

The spelling of 23144444912 in words is "twenty-three billion, one hundred forty-four million, four hundred forty-four thousand, nine hundred twelve".