2116314062666 has 8 divisors (see below), whose sum is σ = 3190585161060. Its totient is φ = 1052785675648.

The previous prime is 2116314062659. The next prime is 2116314062669. The reversal of 2116314062666 is 6662604136112.

It can be written as a sum of positive squares in 2 ways, for example, as 1780545965641 + 335768097025 = 1334371^2 + 579455^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2116314062669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2685677351 + ... + 2685678138.

Almost surely, 2^{2116314062666} is an apocalyptic number.

2116314062666 is a deficient number, since it is larger than the sum of its proper divisors (1074271098394).

2116314062666 is a wasteful number, since it uses less digits than its factorization.

2116314062666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5371355688.

The product of its (nonzero) digits is 373248, while the sum is 44.

Adding to 2116314062666 its reverse (6662604136112), we get a palindrome (8778918198778).

The spelling of 2116314062666 in words is "two trillion, one hundred sixteen billion, three hundred fourteen million, sixty-two thousand, six hundred sixty-six".