50055378251208 has 128 divisors (see below), whose sum is σ = 137110239751680. Its totient is φ = 15102131018240.

The previous prime is 50055378251171. The next prime is 50055378251237. The reversal of 50055378251208 is 80215287355005.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1569954835 + ... + 1569986717.

It is an arithmetic number, because the mean of its divisors is an integer number (1071173748060).

Almost surely, 2^{50055378251208} 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 50055378251208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68555119875840).

50055378251208 is an abundant number, since it is smaller than the sum of its proper divisors (87054861500472).

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

50055378251208 is a wasteful number, since it uses less digits than its factorization.

50055378251208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57659 (or 57655 counting only the distinct ones).

The product of its (nonzero) digits is 3360000, while the sum is 51.

The spelling of 50055378251208 in words is "fifty trillion, fifty-five billion, three hundred seventy-eight million, two hundred fifty-one thousand, two hundred eight".