50116161557 has 16 divisors (see below), whose sum is σ = 62488204800. Its totient is φ = 39047981040.

The previous prime is 50116161539. The next prime is 50116161577. The reversal of 50116161557 is 75516161105.

It is a cyclic number.

It is not a de Polignac number, because 50116161557 - 2⁶ = 50116161493 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50116161557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50116161527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1087694 + ... + 1132832.

It is an arithmetic number, because the mean of its divisors is an integer number (3905512800).

Almost surely, 2^50116161557 is an apocalyptic number.

It is an amenable number.

50116161557 is a deficient number, since it is larger than the sum of its proper divisors (12372043243).

50116161557 is a wasteful number, since it uses less digits than its factorization.

50116161557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59576.

The product of its (nonzero) digits is 31500, while the sum is 38.

The spelling of 50116161557 in words is "fifty billion, one hundred sixteen million, one hundred sixty-one thousand, five hundred fifty-seven".