50444378208 has 192 divisors, whose sum is σ = 172249943040. Its totient is φ = 14061081600.

The previous prime is 50444378197. The next prime is 50444378227. The reversal of 50444378208 is 80287344405.

It is a happy number.

50444378208 is a `hidden beast` number, since 5 + 0 + 4 + 4 + 437 + 8 + 208 = 666.

It is a super-3 number, since 3×50444378208³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

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, 146253 + ... + 349683.

It is an arithmetic number, because the mean of its divisors is an integer number (897135120).

Almost surely, 2^50444378208 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 50444378208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86124971520).

50444378208 is an abundant number, since it is smaller than the sum of its proper divisors (121805564832).

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

50444378208 is a wasteful number, since it uses less digits than its factorization.

50444378208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203498 (or 203484 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 45.

The spelling of 50444378208 in words is "fifty billion, four hundred forty-four million, three hundred seventy-eight thousand, two hundred eight".