50894382438 has 48 divisors (see below), whose sum is σ = 111613282560. Its totient is φ = 16759202928.

The previous prime is 50894382419. The next prime is 50894382457. The reversal of 50894382438 is 83428349805.

50894382438 is a `hidden beast` number, since 50 + 89 + 4 + 3 + 82 + 438 = 666.

It is an interprime number because it is at equal distance from previous prime (50894382419) and next prime (50894382457).

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 23 ways as a sum of consecutive naturals, for example, 654631 + ... + 728237.

It is an arithmetic number, because the mean of its divisors is an integer number (2325276720).

Almost surely, 2^50894382438 is an apocalyptic number.

50894382438 is an abundant number, since it is smaller than the sum of its proper divisors (60718900122).

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

50894382438 is a wasteful number, since it uses less digits than its factorization.

50894382438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74081 (or 74078 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 54.

The spelling of 50894382438 in words is "fifty billion, eight hundred ninety-four million, three hundred eighty-two thousand, four hundred thirty-eight".