50052800128913 has 2 divisors, whose sum is σ = 50052800128914. Its totient is φ = 50052800128912.

The previous prime is 50052800128909. The next prime is 50052800128997. The reversal of 50052800128913 is 31982100825005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45003328236304 + 5049471892609 = 6708452^2 + 2247103^2 .

It is a cyclic number.

It is not a de Polignac number, because 50052800128913 - 2² = 50052800128909 is a prime.

It is not a weakly prime, because it can be changed into another prime (50052800128613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25026400064456 + 25026400064457.

It is an arithmetic number, because the mean of its divisors is an integer number (25026400064457).

Almost surely, 2^{50052800128913} is an apocalyptic number.

It is an amenable number.

50052800128913 is a deficient number, since it is larger than the sum of its proper divisors (1).

50052800128913 is an equidigital number, since it uses as much as digits as its factorization.

50052800128913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 44.

The spelling of 50052800128913 in words is "fifty trillion, fifty-two billion, eight hundred million, one hundred twenty-eight thousand, nine hundred thirteen".