50120030839 has 2 divisors, whose sum is σ = 50120030840. Its totient is φ = 50120030838.

The previous prime is 50120030771. The next prime is 50120030843. The reversal of 50120030839 is 93803002105.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50120030839 - 2⁷ = 50120030711 is a prime.

It is a super-2 number, since 2×50120030839² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50120030839.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50120030899) 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, 25060015419 + 25060015420.

It is an arithmetic number, because the mean of its divisors is an integer number (25060015420).

Almost surely, 2^50120030839 is an apocalyptic number.

50120030839 is a deficient number, since it is larger than the sum of its proper divisors (1).

50120030839 is an equidigital number, since it uses as much as digits as its factorization.

50120030839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The spelling of 50120030839 in words is "fifty billion, one hundred twenty million, thirty thousand, eight hundred thirty-nine".