50510014391 has 2 divisors, whose sum is σ = 50510014392. Its totient is φ = 50510014390.

The previous prime is 50510014349. The next prime is 50510014417. The reversal of 50510014391 is 19341001505.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50510014391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50510014591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25255007195 + 25255007196.

It is an arithmetic number, because the mean of its divisors is an integer number (25255007196).

Almost surely, 2^50510014391 is an apocalyptic number.

50510014391 is a deficient number, since it is larger than the sum of its proper divisors (1).

50510014391 is an equidigital number, since it uses as much as digits as its factorization.

50510014391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 29.

Adding to 50510014391 its reverse (19341001505), we get a palindrome (69851015896).

The spelling of 50510014391 in words is "fifty billion, five hundred ten million, fourteen thousand, three hundred ninety-one".