2666213353 has 4 divisors (see below), whose sum is σ = 2666646400. Its totient is φ = 2665780308.

The previous prime is 2666213327. The next prime is 2666213419. The reversal of 2666213353 is 3533126662.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2666213353 - 2⁹ = 2666212841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2666213653) 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, 207153 + ... + 219646.

It is an arithmetic number, because the mean of its divisors is an integer number (666661600).

Almost surely, 2^2666213353 is an apocalyptic number.

It is an amenable number.

2666213353 is a deficient number, since it is larger than the sum of its proper divisors (433047).

2666213353 is an equidigital number, since it uses as much as digits as its factorization.

2666213353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433046.

The product of its digits is 116640, while the sum is 37.

The square root of 2666213353 is about 51635.3885721798. The cubic root of 2666213353 is about 1386.6439667129.

The spelling of 2666213353 in words is "two billion, six hundred sixty-six million, two hundred thirteen thousand, three hundred fifty-three".