20632612665066 has 16 divisors (see below), whose sum is σ = 42596361631488. Its totient is φ = 6655681504800.

The previous prime is 20632612665053. The next prime is 20632612665149. The reversal of 20632612665066 is 66056621623602.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55464012355 + ... + 55464012726.

It is an arithmetic number, because the mean of its divisors is an integer number (2662272601968).

Almost surely, 2^{20632612665066} is an apocalyptic number.

20632612665066 is an abundant number, since it is smaller than the sum of its proper divisors (21963748966422).

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

20632612665066 is a wasteful number, since it uses less digits than its factorization.

20632612665066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110928025117.

The product of its (nonzero) digits is 5598720, while the sum is 51.

The spelling of 20632612665066 in words is "twenty trillion, six hundred thirty-two billion, six hundred twelve million, six hundred sixty-five thousand, sixty-six".