2585468412913 has 4 divisors (see below), whose sum is σ = 2648528618148. Its totient is φ = 2522408207680.

The previous prime is 2585468412883. The next prime is 2585468412937. The reversal of 2585468412913 is 3192148645852.

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

It can be written as a sum of positive squares in 2 ways, for example, as 967199472369 + 1618268940544 = 983463^2 + 1272112^2 .

It is a cyclic number.

It is not a de Polignac number, because 2585468412913 - 2²⁵ = 2585434858481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2585468412983) 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, 31530102556 + ... + 31530102637.

It is an arithmetic number, because the mean of its divisors is an integer number (662132154537).

Almost surely, 2^{2585468412913} is an apocalyptic number.

It is an amenable number.

2585468412913 is a deficient number, since it is larger than the sum of its proper divisors (63060205235).

2585468412913 is an equidigital number, since it uses as much as digits as its factorization.

2585468412913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63060205234.

The product of its digits is 16588800, while the sum is 58.

The spelling of 2585468412913 in words is "two trillion, five hundred eighty-five billion, four hundred sixty-eight million, four hundred twelve thousand, nine hundred thirteen".