2622651606 has 24 divisors (see below), whose sum is σ = 5803316064. Its totient is φ = 855616560.

The previous prime is 2622651599. The next prime is 2622651607. The reversal of 2622651606 is 6061562262.

2622651606 is a `hidden beast` number, since 26 + 2 + 26 + 5 + 1 + 606 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2622651607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1549185 + ... + 1550876.

It is an arithmetic number, because the mean of its divisors is an integer number (241804836).

Almost surely, 2^2622651606 is an apocalyptic number.

2622651606 is an abundant number, since it is smaller than the sum of its proper divisors (3180664458).

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

2622651606 is a wasteful number, since it uses less digits than its factorization.

2622651606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3100116 (or 3100113 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 2622651606 is about 51211.8307229882. The cubic root of 2622651606 is about 1379.0505977747.

The spelling of 2622651606 in words is "two billion, six hundred twenty-two million, six hundred fifty-one thousand, six hundred six".