12354364265231 has 4 divisors (see below), whose sum is σ = 12523602131952. Its totient is φ = 12185126398512.

The previous prime is 12354364265183. The next prime is 12354364265267. The reversal of 12354364265231 is 13256246345321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12354364265231 is a prime.

It is a super-2 number, since 2×12354364265231² (a number of 27 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 (12354364265431) 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, 84618933251 + ... + 84618933396.

It is an arithmetic number, because the mean of its divisors is an integer number (3130900532988).

Almost surely, 2^{12354364265231} is an apocalyptic number.

12354364265231 is a deficient number, since it is larger than the sum of its proper divisors (169237866721).

12354364265231 is an equidigital number, since it uses as much as digits as its factorization.

12354364265231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169237866720.

The product of its digits is 3110400, while the sum is 47.

The spelling of 12354364265231 in words is "twelve trillion, three hundred fifty-four billion, three hundred sixty-four million, two hundred sixty-five thousand, two hundred thirty-one".