50411185920 has 864 divisors, whose sum is σ = 191241872640. Its totient is φ = 12700385280.

The previous prime is 50411185901. The next prime is 50411185931. The reversal of 50411185920 is 2958111405.

50411185920 is a `hidden beast` number, since 50 + 4 + 1 + 1 + 18 + 592 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (864).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 95 ways as a sum of consecutive naturals, for example, 752405727 + ... + 752405793.

It is an arithmetic number, because the mean of its divisors is an integer number (221344760).

Almost surely, 2^50411185920 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50411185920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95620936320).

50411185920 is an abundant number, since it is smaller than the sum of its proper divisors (140830686720).

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

50411185920 is an equidigital number, since it uses as much as digits as its factorization.

50411185920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 177 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 36.

The spelling of 50411185920 in words is "fifty billion, four hundred eleven million, one hundred eighty-five thousand, nine hundred twenty".