50728559039 has 2 divisors, whose sum is σ = 50728559040. Its totient is φ = 50728559038.

The previous prime is 50728559023. The next prime is 50728559041. The reversal of 50728559039 is 93095582705.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50728559039 - 2⁴ = 50728559023 is a prime.

Together with 50728559041, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50728559099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25364279519 + 25364279520.

It is an arithmetic number, because the mean of its divisors is an integer number (25364279520).

Almost surely, 2^50728559039 is an apocalyptic number.

50728559039 is a deficient number, since it is larger than the sum of its proper divisors (1).

50728559039 is an equidigital number, since it uses as much as digits as its factorization.

50728559039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402000, while the sum is 53.

The spelling of 50728559039 in words is "fifty billion, seven hundred twenty-eight million, five hundred fifty-nine thousand, thirty-nine".