50254039639 has 2 divisors, whose sum is σ = 50254039640. Its totient is φ = 50254039638.

The previous prime is 50254039637. The next prime is 50254039691. The reversal of 50254039639 is 93693045205.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50254039639 - 2¹ = 50254039637 is a prime.

Together with 50254039637, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50254039637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25127019819 + 25127019820.

It is an arithmetic number, because the mean of its divisors is an integer number (25127019820).

Almost surely, 2^50254039639 is an apocalyptic number.

50254039639 is a deficient number, since it is larger than the sum of its proper divisors (1).

50254039639 is an equidigital number, since it uses as much as digits as its factorization.

50254039639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 874800, while the sum is 46.

The spelling of 50254039639 in words is "fifty billion, two hundred fifty-four million, thirty-nine thousand, six hundred thirty-nine".