2666684436011 has 8 divisors (see below), whose sum is σ = 2752725301248. Its totient is φ = 2580644745000.

The previous prime is 2666684435993. The next prime is 2666684436019. The reversal of 2666684436011 is 1106344866662.

It is a happy number.

2666684436011 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2666684436011 - 2¹⁴ = 2666684419627 is a prime.

It is a super-2 number, since 2×2666684436011² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2666684436019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8574686 + ... + 8880236.

It is an arithmetic number, because the mean of its divisors is an integer number (344090662656).

Almost surely, 2^{2666684436011} is an apocalyptic number.

2666684436011 is a deficient number, since it is larger than the sum of its proper divisors (86040865237).

2666684436011 is a wasteful number, since it uses less digits than its factorization.

2666684436011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587113.

The product of its (nonzero) digits is 5971968, while the sum is 53.

The spelling of 2666684436011 in words is "two trillion, six hundred sixty-six billion, six hundred eighty-four million, four hundred thirty-six thousand, eleven".