50518057816 has 16 divisors (see below), whose sum is σ = 94985211600. Its totient is φ = 25188668064.

The previous prime is 50518057757. The next prime is 50518057823. The reversal of 50518057816 is 61875081505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8792055 + ... + 8797798.

It is an arithmetic number, because the mean of its divisors is an integer number (5936575725).

Almost surely, 2^50518057816 is an apocalyptic number.

It is an amenable number.

50518057816 is a deficient number, since it is larger than the sum of its proper divisors (44467153784).

50518057816 is a wasteful number, since it uses less digits than its factorization.

50518057816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17590218 (or 17590214 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 46.

The spelling of 50518057816 in words is "fifty billion, five hundred eighteen million, fifty-seven thousand, eight hundred sixteen".