50220866320 has 40 divisors (see below), whose sum is σ = 116878066200. Its totient is φ = 20068638720.

The previous prime is 50220866309. The next prime is 50220866327. The reversal of 50220866320 is 2366802205.

It can be written as a sum of positive squares in 4 ways, for example, as 11840921856 + 38379944464 = 108816^2 + 195908^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (50220866327) 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 7 ways as a sum of consecutive naturals, for example, 225745 + ... + 389104.

It is an arithmetic number, because the mean of its divisors is an integer number (2921951655).

Almost surely, 2^50220866320 is an apocalyptic number.

It is an amenable number.

50220866320 is an abundant number, since it is smaller than the sum of its proper divisors (66657199880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50220866320 is a wasteful number, since it uses less digits than its factorization.

50220866320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615883 (or 615877 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 50220866320 in words is "fifty billion, two hundred twenty million, eight hundred sixty-six thousand, three hundred twenty".