6311540166 has 16 divisors (see below), whose sum is σ = 12623951088. Its totient is φ = 2103701600.

The previous prime is 6311540161. The next prime is 6311540203. The reversal of 6311540166 is 6610451136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6311540161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93856 + ... + 146396.

It is an arithmetic number, because the mean of its divisors is an integer number (788996943).

Almost surely, 2^6311540166 is an apocalyptic number.

6311540166 is an abundant number, since it is smaller than the sum of its proper divisors (6312410922).

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

6311540166 is a wasteful number, since it uses less digits than its factorization.

6311540166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72567.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 6311540166 is about 79445.2022843419. The cubic root of 6311540166 is about 1848.0417717222.

The spelling of 6311540166 in words is "six billion, three hundred eleven million, five hundred forty thousand, one hundred sixty-six".