2160266664 has 16 divisors (see below), whose sum is σ = 5400666720. Its totient is φ = 720088880.

The previous prime is 2160266663. The next prime is 2160266677. The reversal of 2160266664 is 4666620612.

It is not an unprimeable number, because it can be changed into a prime (2160266663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45005532 + ... + 45005579.

It is an arithmetic number, because the mean of its divisors is an integer number (337541670).

Almost surely, 2^2160266664 is an apocalyptic number.

2160266664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2160266664 is an abundant number, since it is smaller than the sum of its proper divisors (3240400056).

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

2160266664 is a wasteful number, since it uses less digits than its factorization.

2160266664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90011120 (or 90011116 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 2160266664 is about 46478.6689138146. The cubic root of 2160266664 is about 1292.7140072165.

The spelling of 2160266664 in words is "two billion, one hundred sixty million, two hundred sixty-six thousand, six hundred sixty-four".