23924406351 has 4 divisors (see below), whose sum is σ = 31899208472. Its totient is φ = 15949604232.

The previous prime is 23924406343. The next prime is 23924406353. The reversal of 23924406351 is 15360442932.

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

It is not a de Polignac number, because 23924406351 - 2³ = 23924406343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23924406353) 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, 3987401056 + ... + 3987401061.

It is an arithmetic number, because the mean of its divisors is an integer number (7974802118).

Almost surely, 2^23924406351 is an apocalyptic number.

23924406351 is a deficient number, since it is larger than the sum of its proper divisors (7974802121).

23924406351 is an equidigital number, since it uses as much as digits as its factorization.

23924406351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7974802120.

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 23924406351 in words is "twenty-three billion, nine hundred twenty-four million, four hundred six thousand, three hundred fifty-one".