5126363254013 has 4 divisors (see below), whose sum is σ = 5126369481660. Its totient is φ = 5126357026368.

The previous prime is 5126363253983. The next prime is 5126363254037. The reversal of 5126363254013 is 3104523636215.

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 2841510319684 + 2284852934329 = 1685678^2 + 1511573^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5126363254013 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 (5126363254513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1649558 + ... + 3601911.

It is an arithmetic number, because the mean of its divisors is an integer number (1281592370415).

Almost surely, 2^{5126363254013} is an apocalyptic number.

It is an amenable number.

5126363254013 is a deficient number, since it is larger than the sum of its proper divisors (6227647).

5126363254013 is an equidigital number, since it uses as much as digits as its factorization.

5126363254013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6227646.

The product of its (nonzero) digits is 388800, while the sum is 41.

The spelling of 5126363254013 in words is "five trillion, one hundred twenty-six billion, three hundred sixty-three million, two hundred fifty-four thousand, thirteen".