50116115501 has 2 divisors, whose sum is σ = 50116115502. Its totient is φ = 50116115500.

The previous prime is 50116115479. The next prime is 50116115573. The reversal of 50116115501 is 10551161105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46385959876 + 3730155625 = 215374^2 + 61075^2 .

It is a cyclic number.

It is not a de Polignac number, because 50116115501 - 2⁶ = 50116115437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50116115591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25058057750 + 25058057751.

It is an arithmetic number, because the mean of its divisors is an integer number (25058057751).

Almost surely, 2^50116115501 is an apocalyptic number.

It is an amenable number.

50116115501 is a deficient number, since it is larger than the sum of its proper divisors (1).

50116115501 is an equidigital number, since it uses as much as digits as its factorization.

50116115501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 750, while the sum is 26.

Adding to 50116115501 its reverse (10551161105), we get a palindrome (60667276606).

The spelling of 50116115501 in words is "fifty billion, one hundred sixteen million, one hundred fifteen thousand, five hundred one".