2602060666 has 8 divisors (see below), whose sum is σ = 3903356340. Its totient is φ = 1300941888.

The previous prime is 2602060627. The next prime is 2602060667. The reversal of 2602060666 is 6660602062.

It is a happy number.

2602060666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2541672225 + 60388441 = 50415^2 + 7771^2 .

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 (2602060667) 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, 2370 + ... + 72178.

Almost surely, 2^2602060666 is an apocalyptic number.

2602060666 is a deficient number, since it is larger than the sum of its proper divisors (1301295674).

2602060666 is a wasteful number, since it uses less digits than its factorization.

2602060666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88448.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 2602060666 is about 51010.3976263663. The cubic root of 2602060666 is about 1375.4320477664.

The spelling of 2602060666 in words is "two billion, six hundred two million, sixty thousand, six hundred sixty-six".