50713826129 has 2 divisors, whose sum is σ = 50713826130. Its totient is φ = 50713826128.

The previous prime is 50713826089. The next prime is 50713826159. The reversal of 50713826129 is 92162831705.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29156245504 + 21557580625 = 170752^2 + 146825^2 .

It is a cyclic number.

It is not a de Polignac number, because 50713826129 - 2¹⁶ = 50713760593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50713826129.

It is not a weakly prime, because it can be changed into another prime (50713826159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25356913064 + 25356913065.

It is an arithmetic number, because the mean of its divisors is an integer number (25356913065).

Almost surely, 2^50713826129 is an apocalyptic number.

It is an amenable number.

50713826129 is a deficient number, since it is larger than the sum of its proper divisors (1).

50713826129 is an equidigital number, since it uses as much as digits as its factorization.

50713826129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 50713826129 in words is "fifty billion, seven hundred thirteen million, eight hundred twenty-six thousand, one hundred twenty-nine".