23738054479 has 4 divisors (see below), whose sum is σ = 23740400376. Its totient is φ = 23735708584.

The previous prime is 23738054447. The next prime is 23738054519. The reversal of 23738054479 is 97445083732.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23738054479 - 2⁵ = 23738054447 is a prime.

It is a super-2 number, since 2×23738054479² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23738054419) 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, 1157704 + ... + 1178029.

It is an arithmetic number, because the mean of its divisors is an integer number (5935100094).

Almost surely, 2^23738054479 is an apocalyptic number.

23738054479 is a deficient number, since it is larger than the sum of its proper divisors (2345897).

23738054479 is a wasteful number, since it uses less digits than its factorization.

23738054479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2345896.

The product of its (nonzero) digits is 5080320, while the sum is 52.

The spelling of 23738054479 in words is "twenty-three billion, seven hundred thirty-eight million, fifty-four thousand, four hundred seventy-nine".