50640441166 has 16 divisors (see below), whose sum is σ = 88450151904. Its totient is φ = 21293554464.

The previous prime is 50640441121. The next prime is 50640441191. The reversal of 50640441166 is 66114404605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34123545 + ... + 34125028.

It is an arithmetic number, because the mean of its divisors is an integer number (5528134494).

Almost surely, 2^50640441166 is an apocalyptic number.

50640441166 is a deficient number, since it is larger than the sum of its proper divisors (37809710738).

50640441166 is a wasteful number, since it uses less digits than its factorization.

50640441166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68248635.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 50640441166 in words is "fifty billion, six hundred forty million, four hundred forty-one thousand, one hundred sixty-six".