236131890079 has 4 divisors (see below), whose sum is σ = 236228628240. Its totient is φ = 236035151920.

The previous prime is 236131890061. The next prime is 236131890083. The reversal of 236131890079 is 970098131632.

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 236131890079 - 2¹⁹ = 236131365791 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 (236131890019) 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, 48365419 + ... + 48370300.

It is an arithmetic number, because the mean of its divisors is an integer number (59057157060).

Almost surely, 2^236131890079 is an apocalyptic number.

236131890079 is a deficient number, since it is larger than the sum of its proper divisors (96738161).

236131890079 is an equidigital number, since it uses as much as digits as its factorization.

236131890079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96738160.

The product of its (nonzero) digits is 489888, while the sum is 49.

The spelling of 236131890079 in words is "two hundred thirty-six billion, one hundred thirty-one million, eight hundred ninety thousand, seventy-nine".