50646643113 has 16 divisors (see below), whose sum is σ = 73775736576. Its totient is φ = 30649980240.

The previous prime is 50646643109. The next prime is 50646643127. The reversal of 50646643113 is 31134664605.

It is not a de Polignac number, because 50646643113 - 2² = 50646643109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50646643133) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1100995 + ... + 1146072.

It is an arithmetic number, because the mean of its divisors is an integer number (4610983536).

Almost surely, 2^50646643113 is an apocalyptic number.

It is an amenable number.

50646643113 is a deficient number, since it is larger than the sum of its proper divisors (23129093463).

50646643113 is a wasteful number, since it uses less digits than its factorization.

50646643113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2247764.

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 50646643113 in words is "fifty billion, six hundred forty-six million, six hundred forty-three thousand, one hundred thirteen".