23498372939 has 4 divisors (see below), whose sum is σ = 23706323256. Its totient is φ = 23290422624.

The previous prime is 23498372923. The next prime is 23498372951. The reversal of 23498372939 is 93927389432.

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 23498372939 - 2⁴ = 23498372923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23498372959) 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, 103974989 + ... + 103975214.

It is an arithmetic number, because the mean of its divisors is an integer number (5926580814).

Almost surely, 2^23498372939 is an apocalyptic number.

23498372939 is a deficient number, since it is larger than the sum of its proper divisors (207950317).

23498372939 is a wasteful number, since it uses less digits than its factorization.

23498372939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207950316.

The product of its digits is 17635968, while the sum is 59.

The spelling of 23498372939 in words is "twenty-three billion, four hundred ninety-eight million, three hundred seventy-two thousand, nine hundred thirty-nine".