5865256312231 has 4 divisors (see below), whose sum is σ = 5883758698392. Its totient is φ = 5846753926072.

The previous prime is 5865256312219. The next prime is 5865256312277. The reversal of 5865256312231 is 1322136525685.

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 5865256312231 - 2³⁷ = 5727817358759 is a prime.

It is a super-2 number, since 2×5865256312231² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5865256312211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9251192605 + ... + 9251193238.

It is an arithmetic number, because the mean of its divisors is an integer number (1470939674598).

Almost surely, 2^{5865256312231} is an apocalyptic number.

5865256312231 is a deficient number, since it is larger than the sum of its proper divisors (18502386161).

5865256312231 is a wasteful number, since it uses less digits than its factorization.

5865256312231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18502386160.

The product of its digits is 2592000, while the sum is 49.

The spelling of 5865256312231 in words is "five trillion, eight hundred sixty-five billion, two hundred fifty-six million, three hundred twelve thousand, two hundred thirty-one".