50605397856 has 216 divisors, whose sum is σ = 156137062536. Its totient is φ = 15540295680.

The previous prime is 50605397837. The next prime is 50605397897. The reversal of 50605397856 is 65879350605.

50605397856 is a `hidden beast` number, since 50 + 6 + 0 + 539 + 7 + 8 + 56 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 46383871 + ... + 46384961.

It is an arithmetic number, because the mean of its divisors is an integer number (722856771).

Almost surely, 2^50605397856 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 50605397856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78068531268).

50605397856 is an abundant number, since it is smaller than the sum of its proper divisors (105531664680).

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

50605397856 is a wasteful number, since it uses less digits than its factorization.

50605397856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086 (or 2062 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 54.

The spelling of 50605397856 in words is "fifty billion, six hundred five million, three hundred ninety-seven thousand, eight hundred fifty-six".