50685893424 has 160 divisors (see below), whose sum is σ = 148032192000. Its totient is φ = 16601054976.

The previous prime is 50685893417. The next prime is 50685893449. The reversal of 50685893424 is 42439858605.

50685893424 is a `hidden beast` number, since 5 + 0 + 6 + 8 + 589 + 34 + 24 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 31 ways as a sum of consecutive naturals, for example, 12704422 + ... + 12708410.

It is an arithmetic number, because the mean of its divisors is an integer number (925201200).

Almost surely, 2^50685893424 is an apocalyptic number.

50685893424 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50685893424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74016096000).

50685893424 is an abundant number, since it is smaller than the sum of its proper divisors (97346298576).

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

50685893424 is a wasteful number, since it uses less digits than its factorization.

50685893424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4512 (or 4500 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 54.

The spelling of 50685893424 in words is "fifty billion, six hundred eighty-five million, eight hundred ninety-three thousand, four hundred twenty-four".