50353857834 has 64 divisors (see below), whose sum is σ = 117993480192. Its totient is φ = 14024995200.

The previous prime is 50353857821. The next prime is 50353857857. The reversal of 50353857834 is 43875835305.

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, 2343279 + ... + 2364669.

It is an arithmetic number, because the mean of its divisors is an integer number (1843648128).

Almost surely, 2^50353857834 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50353857834, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58996740096).

50353857834 is an abundant number, since it is smaller than the sum of its proper divisors (67639622358).

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

50353857834 is a wasteful number, since it uses less digits than its factorization.

50353857834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22811.

The product of its (nonzero) digits is 6048000, while the sum is 51.

The spelling of 50353857834 in words is "fifty billion, three hundred fifty-three million, eight hundred fifty-seven thousand, eight hundred thirty-four".