5813817951413 has 4 divisors (see below), whose sum is σ = 5816764642668. Its totient is φ = 5810871260160.

The previous prime is 5813817951401. The next prime is 5813817951449. The reversal of 5813817951413 is 3141597183185.

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 4196897168689 + 1616920782724 = 2048633^2 + 1271582^2 .

It is a cyclic number.

It is not a de Polignac number, because 5813817951413 - 2⁸ = 5813817951157 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 (5813817951493) 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, 1473342668 + ... + 1473346613.

It is an arithmetic number, because the mean of its divisors is an integer number (1454191160667).

Almost surely, 2^{5813817951413} is an apocalyptic number.

It is an amenable number.

5813817951413 is a deficient number, since it is larger than the sum of its proper divisors (2946691255).

5813817951413 is a wasteful number, since it uses less digits than its factorization.

5813817951413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2946691254.

The product of its digits is 3628800, while the sum is 56.

The spelling of 5813817951413 in words is "five trillion, eight hundred thirteen billion, eight hundred seventeen million, nine hundred fifty-one thousand, four hundred thirteen".