2666521114 has 16 divisors (see below), whose sum is σ = 4025635200. Its totient is φ = 1324656064.

The previous prime is 2666521097. The next prime is 2666521129. The reversal of 2666521114 is 4111256662.

It is a super-2 number, since 2×2666521114² = 14220669702815601992, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2666521114.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 529842 + ... + 534850.

It is an arithmetic number, because the mean of its divisors is an integer number (251602200).

Almost surely, 2^2666521114 is an apocalyptic number.

2666521114 is a deficient number, since it is larger than the sum of its proper divisors (1359114086).

2666521114 is a wasteful number, since it uses less digits than its factorization.

2666521114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6677.

The product of its digits is 17280, while the sum is 34.

The square root of 2666521114 is about 51638.3686225659. The cubic root of 2666521114 is about 1386.6973180966.

Adding to 2666521114 its reverse (4111256662), we get a palindrome (6777777776).

The spelling of 2666521114 in words is "two billion, six hundred sixty-six million, five hundred twenty-one thousand, one hundred fourteen".