2568718415473 has 4 divisors (see below), whose sum is σ = 2935678189120. Its totient is φ = 2201758641828.

The previous prime is 2568718415449. The next prime is 2568718415477. The reversal of 2568718415473 is 3745148178652.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2568718415473 - 2²⁹ = 2568181544561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2568718415477) 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, 183479886813 + ... + 183479886826.

It is an arithmetic number, because the mean of its divisors is an integer number (733919547280).

Almost surely, 2^{2568718415473} is an apocalyptic number.

It is an amenable number.

2568718415473 is a deficient number, since it is larger than the sum of its proper divisors (366959773647).

2568718415473 is an equidigital number, since it uses as much as digits as its factorization.

2568718415473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366959773646.

The product of its digits is 45158400, while the sum is 61.

The spelling of 2568718415473 in words is "two trillion, five hundred sixty-eight billion, seven hundred eighteen million, four hundred fifteen thousand, four hundred seventy-three".