2666336533 has 8 divisors (see below), whose sum is σ = 3047647680. Its totient is φ = 2285126880.

The previous prime is 2666336509. The next prime is 2666336537. The reversal of 2666336533 is 3356336662.

2666336533 is digitally balanced in base 2, 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 2666336533 - 2¹⁷ = 2666205461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2666336533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2666336537) 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, 43338 + ... + 84916.

It is an arithmetic number, because the mean of its divisors is an integer number (380955960).

Almost surely, 2^2666336533 is an apocalyptic number.

It is an amenable number.

2666336533 is a deficient number, since it is larger than the sum of its proper divisors (381311147).

2666336533 is an equidigital number, since it uses as much as digits as its factorization.

2666336533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50747.

The product of its digits is 1049760, while the sum is 43.

The square root of 2666336533 is about 51636.5813450116. The cubic root of 2666336533 is about 1386.6653208646.

The spelling of 2666336533 in words is "two billion, six hundred sixty-six million, three hundred thirty-six thousand, five hundred thirty-three".