50810133128 has 16 divisors (see below), whose sum is σ = 95424423180. Its totient is φ = 25363620288.

The previous prime is 50810133119. The next prime is 50810133163. The reversal of 50810133128 is 82133101805.

It can be written as a sum of positive squares in 2 ways, for example, as 40361613604 + 10448519524 = 200902^2 + 102218^2 .

It is a junction number, because it is equal to n+sod(n) for n = 50810133094 and 50810133103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5175575 + ... + 5185382.

Almost surely, 2^50810133128 is an apocalyptic number.

It is an amenable number.

50810133128 is a deficient number, since it is larger than the sum of its proper divisors (44614290052).

50810133128 is a wasteful number, since it uses less digits than its factorization.

50810133128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10361576 (or 10361572 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 32.

The spelling of 50810133128 in words is "fifty billion, eight hundred ten million, one hundred thirty-three thousand, one hundred twenty-eight".