5126374430761 has 2 divisors, whose sum is σ = 5126374430762. Its totient is φ = 5126374430760.

The previous prime is 5126374430743. The next prime is 5126374430777. The reversal of 5126374430761 is 1670344736215.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3610927259536 + 1515447171225 = 1900244^2 + 1231035^2 .

It is a cyclic number.

It is not a de Polignac number, because 5126374430761 - 2¹¹ = 5126374428713 is a prime.

It is not a weakly prime, because it can be changed into another prime (5126374400761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2563187215380 + 2563187215381.

It is an arithmetic number, because the mean of its divisors is an integer number (2563187215381).

Almost surely, 2^{5126374430761} is an apocalyptic number.

It is an amenable number.

5126374430761 is a deficient number, since it is larger than the sum of its proper divisors (1).

5126374430761 is an equidigital number, since it uses as much as digits as its factorization.

5126374430761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 5126374430761 in words is "five trillion, one hundred twenty-six billion, three hundred seventy-four million, four hundred thirty thousand, seven hundred sixty-one".