50018814164 has 48 divisors (see below), whose sum is σ = 96215454720. Its totient is φ = 22563721440.

The previous prime is 50018814163. The next prime is 50018814187. The reversal of 50018814164 is 46141881005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50018814163) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4113077 + ... + 4125219.

It is an arithmetic number, because the mean of its divisors is an integer number (2004488640).

Almost surely, 2^50018814164 is an apocalyptic number.

It is an amenable number.

50018814164 is a deficient number, since it is larger than the sum of its proper divisors (46196640556).

50018814164 is a wasteful number, since it uses less digits than its factorization.

50018814164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12860 (or 12858 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 38.

The spelling of 50018814164 in words is "fifty billion, eighteen million, eight hundred fourteen thousand, one hundred sixty-four".