50116115569 has 4 divisors (see below), whose sum is σ = 53971201396. Its totient is φ = 46261029744.

The previous prime is 50116115501. The next prime is 50116115573. The reversal of 50116115569 is 96551161105.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5485327969 + 44630787600 = 74063^2 + 211260^2 .

It is a cyclic number.

It is not a de Polignac number, because 50116115569 - 2⁹ = 50116115057 is a prime.

It is a super-2 number, since 2×50116115569² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50116115069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1927542894 + ... + 1927542919.

It is an arithmetic number, because the mean of its divisors is an integer number (13492800349).

Almost surely, 2^50116115569 is an apocalyptic number.

It is an amenable number.

50116115569 is a deficient number, since it is larger than the sum of its proper divisors (3855085827).

50116115569 is a wasteful number, since it uses less digits than its factorization.

50116115569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3855085826.

The product of its (nonzero) digits is 40500, while the sum is 40.

The spelling of 50116115569 in words is "fifty billion, one hundred sixteen million, one hundred fifteen thousand, five hundred sixty-nine".