2127876066 has 24 divisors (see below), whose sum is σ = 4612927644. Its totient is φ = 708902880.

The previous prime is 2127876041. The next prime is 2127876067. The reversal of 2127876066 is 6606787212.

It can be written as a sum of positive squares in 2 ways, for example, as 2064339225 + 63536841 = 45435^2 + 7971^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2127876067) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2296 + ... + 65276.

Almost surely, 2^2127876066 is an apocalyptic number.

2127876066 is an abundant number, since it is smaller than the sum of its proper divisors (2485051578).

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

2127876066 is a wasteful number, since it uses less digits than its factorization.

2127876066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64866 (or 64863 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 2127876066 is about 46128.9070540372. The cubic root of 2127876066 is about 1286.2205476232.

It can be divided in two parts, 21278 and 76066, that added together give a square (97344 = 312²).

The spelling of 2127876066 in words is "two billion, one hundred twenty-seven million, eight hundred seventy-six thousand, sixty-six".