23944278424 has 16 divisors (see below), whose sum is σ = 48976933320. Its totient is φ = 10883762880.

The previous prime is 23944278377. The next prime is 23944278427. The reversal of 23944278424 is 42487244932.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23944278427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136046949 + ... + 136047124.

Almost surely, 2^23944278424 is an apocalyptic number.

It is an amenable number.

23944278424 is an abundant number, since it is smaller than the sum of its proper divisors (25032654896).

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

23944278424 is a wasteful number, since it uses less digits than its factorization.

23944278424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272094090 (or 272094086 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 49.

The spelling of 23944278424 in words is "twenty-three billion, nine hundred forty-four million, two hundred seventy-eight thousand, four hundred twenty-four".