24124657139 has 4 divisors (see below), whose sum is σ = 26317807800. Its totient is φ = 21931506480.

The previous prime is 24124657129. The next prime is 24124657187. The reversal of 24124657139 is 93175642142.

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 24124657139 - 2²⁰ = 24123608563 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 24124657139.

It is not an unprimeable number, because it can be changed into a prime (24124657129) 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, 1096575314 + ... + 1096575335.

It is an arithmetic number, because the mean of its divisors is an integer number (6579451950).

Almost surely, 2^24124657139 is an apocalyptic number.

24124657139 is a deficient number, since it is larger than the sum of its proper divisors (2193150661).

24124657139 is a wasteful number, since it uses less digits than its factorization.

24124657139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2193150660.

The product of its digits is 362880, while the sum is 44.

The spelling of 24124657139 in words is "twenty-four billion, one hundred twenty-four million, six hundred fifty-seven thousand, one hundred thirty-nine".