2660066622 has 16 divisors (see below), whose sum is σ = 5911259280. Its totient is φ = 886688856.

The previous prime is 2660066611. The next prime is 2660066623. The reversal of 2660066622 is 2266600662.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2660066623) 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, 24630193 + ... + 24630300.

It is an arithmetic number, because the mean of its divisors is an integer number (369453705).

Almost surely, 2^2660066622 is an apocalyptic number.

2660066622 is an abundant number, since it is smaller than the sum of its proper divisors (3251192658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2660066622 is a wasteful number, since it uses less digits than its factorization.

2660066622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49260504 (or 49260498 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 2660066622 is about 51575.8337014536. The cubic root of 2660066622 is about 1385.5775497053.

The spelling of 2660066622 in words is "two billion, six hundred sixty million, sixty-six thousand, six hundred twenty-two".