50661005120 has 56 divisors (see below), whose sum is σ = 131603483808. Its totient is φ = 18422182400.

The previous prime is 50661005099. The next prime is 50661005123. The reversal of 50661005120 is 2150016605.

It is a self number, because there is not a number n which added to its sum of digits gives 50661005120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50661005123) 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, 7192646 + ... + 7199685.

Almost surely, 2^50661005120 is an apocalyptic number.

It is an amenable number.

50661005120 is an abundant number, since it is smaller than the sum of its proper divisors (80942478688).

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

50661005120 is a wasteful number, since it uses less digits than its factorization.

50661005120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14392359 (or 14392349 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The spelling of 50661005120 in words is "fifty billion, six hundred sixty-one million, five thousand, one hundred twenty".