22661066662 has 16 divisors (see below), whose sum is σ = 36723304800. Its totient is φ = 10425534912.

The previous prime is 22661066587. The next prime is 22661066677. The reversal of 22661066662 is 26666016622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1384162 + ... + 1400437.

It is an arithmetic number, because the mean of its divisors is an integer number (2295206550).

Almost surely, 2^22661066662 is an apocalyptic number.

22661066662 is a deficient number, since it is larger than the sum of its proper divisors (14062238138).

22661066662 is a wasteful number, since it uses less digits than its factorization.

22661066662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2784927.

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 22661066662 in words is "twenty-two billion, six hundred sixty-one million, sixty-six thousand, six hundred sixty-two".