2146866682 has 16 divisors (see below), whose sum is σ = 3317934312. Its totient is φ = 1041191680.

The previous prime is 2146866671. The next prime is 2146866697. The reversal of 2146866682 is 2866686412.

It can be written as a sum of positive squares in 4 ways, for example, as 2141005441 + 5861241 = 46271^2 + 2421^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61483 + ... + 89854.

Almost surely, 2^2146866682 is an apocalyptic number.

2146866682 is a deficient number, since it is larger than the sum of its proper divisors (1171067630).

2146866682 is a wasteful number, since it uses less digits than its factorization.

2146866682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151553.

The product of its digits is 1327104, while the sum is 49.

The square root of 2146866682 is about 46334.2927214822. The cubic root of 2146866682 is about 1290.0355902285.

The spelling of 2146866682 in words is "two billion, one hundred forty-six million, eight hundred sixty-six thousand, six hundred eighty-two".