12568417058 has 6 divisors (see below), whose sum is σ = 18852863409. Its totient is φ = 6284129256.

The previous prime is 12568417051. The next prime is 12568417061. The reversal of 12568417058 is 85071486521.

It can be written as a sum of positive squares in 2 ways, for example, as 11048742769 + 1519674289 = 105113^2 + 38983^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=79273.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12568417051) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 118910 + ... + 198182.

Almost surely, 2^12568417058 is an apocalyptic number.

12568417058 is a deficient number, since it is larger than the sum of its proper divisors (6284446351).

12568417058 is an frugal number, since it uses more digits than its factorization.

12568417058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158548 (or 79275 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 47.

The spelling of 12568417058 in words is "twelve billion, five hundred sixty-eight million, four hundred seventeen thousand, fifty-eight".