50018783168 has 14 divisors (see below), whose sum is σ = 99256022976. Its totient is φ = 25009391552.

The previous prime is 50018783153. The next prime is 50018783189. The reversal of 50018783168 is 86138781005.

It is a happy number.

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 as a sum of consecutive naturals, namely, 390771680 + ... + 390771807.

Almost surely, 2^50018783168 is an apocalyptic number.

It is an amenable number.

50018783168 is a deficient number, since it is larger than the sum of its proper divisors (49237239808).

50018783168 is an equidigital number, since it uses as much as digits as its factorization.

50018783168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781543499 (or 781543489 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 47.

The spelling of 50018783168 in words is "fifty billion, eighteen million, seven hundred eighty-three thousand, one hundred sixty-eight".