50516380168 has 8 divisors (see below), whose sum is σ = 94718212830. Its totient is φ = 25258190080.

The previous prime is 50516380157. The next prime is 50516380183. The reversal of 50516380168 is 86108361505.

It can be written as a sum of positive squares in only one way, i.e., 33387329284 + 17129050884 = 182722^2 + 130878^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3157273753 + ... + 3157273768.

Almost surely, 2^50516380168 is an apocalyptic number.

It is an amenable number.

50516380168 is a deficient number, since it is larger than the sum of its proper divisors (44201832662).

50516380168 is a wasteful number, since it uses less digits than its factorization.

50516380168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6314547527 (or 6314547523 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 43.

The spelling of 50516380168 in words is "fifty billion, five hundred sixteen million, three hundred eighty thousand, one hundred sixty-eight".