50613311851 has 2 divisors, whose sum is σ = 50613311852. Its totient is φ = 50613311850.

The previous prime is 50613311843. The next prime is 50613311857. The reversal of 50613311851 is 15811331605.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50613311851 - 2³ = 50613311843 is a prime.

It is not a weakly prime, because it can be changed into another prime (50613311857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25306655925 + 25306655926.

It is an arithmetic number, because the mean of its divisors is an integer number (25306655926).

Almost surely, 2^50613311851 is an apocalyptic number.

50613311851 is a deficient number, since it is larger than the sum of its proper divisors (1).

50613311851 is an equidigital number, since it uses as much as digits as its factorization.

50613311851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 34.

The spelling of 50613311851 in words is "fifty billion, six hundred thirteen million, three hundred eleven thousand, eight hundred fifty-one".