50864985886 has 16 divisors (see below), whose sum is σ = 89636199408. Its totient is φ = 21341952000.

The previous prime is 50864985869. The next prime is 50864985887. The reversal of 50864985886 is 68858946805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50864985887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88924515 + ... + 88925086.

It is an arithmetic number, because the mean of its divisors is an integer number (5602262463).

Almost surely, 2^50864985886 is an apocalyptic number.

50864985886 is a deficient number, since it is larger than the sum of its proper divisors (38771213522).

50864985886 is a wasteful number, since it uses less digits than its factorization.

50864985886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177849627.

The product of its (nonzero) digits is 132710400, while the sum is 67.

The spelling of 50864985886 in words is "fifty billion, eight hundred sixty-four million, nine hundred eighty-five thousand, eight hundred eighty-six".