50512221126 has 48 divisors (see below), whose sum is σ = 115263882240. Its totient is φ = 15942841200.

The previous prime is 50512221061. The next prime is 50512221163. The reversal of 50512221126 is 62112221505.

50512221126 is a `hidden beast` number, since 5 + 0 + 512 + 2 + 21 + 126 = 666.

50512221126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 50512221126.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 629391 + ... + 705093.

It is an arithmetic number, because the mean of its divisors is an integer number (2401330880).

Almost surely, 2^50512221126 is an apocalyptic number.

50512221126 is an abundant number, since it is smaller than the sum of its proper divisors (64751661114).

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

50512221126 is a wasteful number, since it uses less digits than its factorization.

50512221126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77681 (or 77678 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The spelling of 50512221126 in words is "fifty billion, five hundred twelve million, two hundred twenty-one thousand, one hundred twenty-six".