2150827666 has 32 divisors (see below), whose sum is σ = 3516065280. Its totient is φ = 980835264.

The previous prime is 2150827661. The next prime is 2150827669. The reversal of 2150827666 is 6667280512.

It is not an unprimeable number, because it can be changed into a prime (2150827661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2069575 + ... + 2070613.

It is an arithmetic number, because the mean of its divisors is an integer number (109877040).

Almost surely, 2^2150827666 is an apocalyptic number.

2150827666 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2150827666 is a deficient number, since it is larger than the sum of its proper divisors (1365237614).

2150827666 is a wasteful number, since it uses less digits than its factorization.

2150827666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1930.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 2150827666 is about 46377.0165707110. The cubic root of 2150827666 is about 1290.8284776874.

The spelling of 2150827666 in words is "two billion, one hundred fifty million, eight hundred twenty-seven thousand, six hundred sixty-six".