50188530239 has 2 divisors, whose sum is σ = 50188530240. Its totient is φ = 50188530238.

The previous prime is 50188530233. The next prime is 50188530317. The reversal of 50188530239 is 93203588105.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50188530239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50188530239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50188530233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25094265119 + 25094265120.

It is an arithmetic number, because the mean of its divisors is an integer number (25094265120).

Almost surely, 2^50188530239 is an apocalyptic number.

50188530239 is a deficient number, since it is larger than the sum of its proper divisors (1).

50188530239 is an equidigital number, since it uses as much as digits as its factorization.

50188530239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 259200, while the sum is 44.

The spelling of 50188530239 in words is "fifty billion, one hundred eighty-eight million, five hundred thirty thousand, two hundred thirty-nine".