50564443136 has 44 divisors (see below), whose sum is σ = 107025397128. Its totient is φ = 23795023872.

The previous prime is 50564443109. The next prime is 50564443147. The reversal of 50564443136 is 63134446505.

It is a junction number, because it is equal to n+sod(n) for n = 50564443093 and 50564443102.

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 in 3 ways as a sum of consecutive naturals, for example, 1434926 + ... + 1469741.

Almost surely, 2^50564443136 is an apocalyptic number.

It is an amenable number.

50564443136 is an abundant number, since it is smaller than the sum of its proper divisors (56460953992).

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

50564443136 is a wasteful number, since it uses less digits than its factorization.

50564443136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2904704 (or 2904686 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 50564443136 in words is "fifty billion, five hundred sixty-four million, four hundred forty-three thousand, one hundred thirty-six".