51336410539 has 2 divisors, whose sum is σ = 51336410540. Its totient is φ = 51336410538.

The previous prime is 51336410513. The next prime is 51336410557. The reversal of 51336410539 is 93501463315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51336410539 - 2¹¹ = 51336408491 is a prime.

It is not a weakly prime, because it can be changed into another prime (51336410509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25668205269 + 25668205270.

It is an arithmetic number, because the mean of its divisors is an integer number (25668205270).

Almost surely, 2^51336410539 is an apocalyptic number.

51336410539 is a deficient number, since it is larger than the sum of its proper divisors (1).

51336410539 is an equidigital number, since it uses as much as digits as its factorization.

51336410539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145800, while the sum is 40.

The spelling of 51336410539 in words is "fifty-one billion, three hundred thirty-six million, four hundred ten thousand, five hundred thirty-nine".