2642668006 has 16 divisors (see below), whose sum is σ = 4333642560. Its totient is φ = 1198635880.

The previous prime is 2642667971. The next prime is 2642668009. The reversal of 2642668006 is 6008662462.

It is a self number, because there is not a number n which added to its sum of digits gives 2642668006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2642668009) 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, 118336 + ... + 138883.

It is an arithmetic number, because the mean of its divisors is an integer number (270852660).

Almost surely, 2^2642668006 is an apocalyptic number.

2642668006 is a deficient number, since it is larger than the sum of its proper divisors (1690974554).

2642668006 is a wasteful number, since it uses less digits than its factorization.

2642668006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257699.

The product of its (nonzero) digits is 165888, while the sum is 40.

The square root of 2642668006 is about 51406.8867565426. The cubic root of 2642668006 is about 1382.5500713367.

It can be divided in two parts, 264266 and 8006, that added together give a palindrome (272272).

The spelling of 2642668006 in words is "two billion, six hundred forty-two million, six hundred sixty-eight thousand, six".