5264438813893 has 16 divisors (see below), whose sum is σ = 6356529111040. Its totient is φ = 4259108142000.

The previous prime is 5264438813791. The next prime is 5264438813899. The reversal of 5264438813893 is 3983188344625.

It is a cyclic number.

It is not a de Polignac number, because 5264438813893 - 2³³ = 5255848879301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5264438813899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72993933 + ... + 73066018.

It is an arithmetic number, because the mean of its divisors is an integer number (397283069440).

Almost surely, 2^{5264438813893} is an apocalyptic number.

It is an amenable number.

5264438813893 is a deficient number, since it is larger than the sum of its proper divisors (1092090297147).

5264438813893 is a wasteful number, since it uses less digits than its factorization.

5264438813893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146060248.

The product of its digits is 119439360, while the sum is 64.

The spelling of 5264438813893 in words is "five trillion, two hundred sixty-four billion, four hundred thirty-eight million, eight hundred thirteen thousand, eight hundred ninety-three".