23613131139 has 8 divisors (see below), whose sum is σ = 33906034512. Its totient is φ = 14531157600.

The previous prime is 23613131137. The next prime is 23613131147. The reversal of 23613131139 is 93113131632.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23613131139 - 2¹ = 23613131137 is a prime.

It is a super-2 number, since 2×23613131139² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23613131137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302732412 + ... + 302732489.

It is an arithmetic number, because the mean of its divisors is an integer number (4238254314).

Almost surely, 2^23613131139 is an apocalyptic number.

23613131139 is a deficient number, since it is larger than the sum of its proper divisors (10292903373).

23613131139 is a wasteful number, since it uses less digits than its factorization.

23613131139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605464917.

The product of its digits is 8748, while the sum is 33.

The spelling of 23613131139 in words is "twenty-three billion, six hundred thirteen million, one hundred thirty-one thousand, one hundred thirty-nine".