50211607499 has 2 divisors, whose sum is σ = 50211607500. Its totient is φ = 50211607498.

The previous prime is 50211607493. The next prime is 50211607573. The reversal of 50211607499 is 99470611205.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50211607499 is a prime.

It is not a weakly prime, because it can be changed into another prime (50211607493) 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, 25105803749 + 25105803750.

It is an arithmetic number, because the mean of its divisors is an integer number (25105803750).

Almost surely, 2^50211607499 is an apocalyptic number.

50211607499 is a deficient number, since it is larger than the sum of its proper divisors (1).

50211607499 is an equidigital number, since it uses as much as digits as its factorization.

50211607499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 44.

The spelling of 50211607499 in words is "fifty billion, two hundred eleven million, six hundred seven thousand, four hundred ninety-nine".