50561471884 has 36 divisors (see below), whose sum is σ = 111151672912. Its totient is φ = 19699273440.

The previous prime is 50561471867. The next prime is 50561471903. The reversal of 50561471884 is 48817416505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7458459 + ... + 7465234.

Almost surely, 2^50561471884 is an apocalyptic number.

It is an amenable number.

50561471884 is an abundant number, since it is smaller than the sum of its proper divisors (60590201028).

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

50561471884 is a wasteful number, since it uses less digits than its factorization.

50561471884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14923726 (or 14923713 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 49.

The spelling of 50561471884 in words is "fifty billion, five hundred sixty-one million, four hundred seventy-one thousand, eight hundred eighty-four".