50243698399 has 2 divisors, whose sum is σ = 50243698400. Its totient is φ = 50243698398.

The previous prime is 50243698369. The next prime is 50243698451. The reversal of 50243698399 is 99389634205.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50243698399 - 2⁹ = 50243697887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50243698369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25121849199 + 25121849200.

It is an arithmetic number, because the mean of its divisors is an integer number (25121849200).

Almost surely, 2^50243698399 is an apocalyptic number.

50243698399 is a deficient number, since it is larger than the sum of its proper divisors (1).

50243698399 is an equidigital number, since it uses as much as digits as its factorization.

50243698399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12597120, while the sum is 58.

The spelling of 50243698399 in words is "fifty billion, two hundred forty-three million, six hundred ninety-eight thousand, three hundred ninety-nine".