20606600662 has 16 divisors (see below), whose sum is σ = 31516804800. Its totient is φ = 10101921480.

The previous prime is 20606600659. The next prime is 20606600687. The reversal of 20606600662 is 26600660602.

It is a happy number.

It is a congruent 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, 185664 + ... + 275107.

It is an arithmetic number, because the mean of its divisors is an integer number (1969800300).

Almost surely, 2^20606600662 is an apocalyptic number.

20606600662 is a deficient number, since it is larger than the sum of its proper divisors (10910204138).

20606600662 is a wasteful number, since it uses less digits than its factorization.

20606600662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461211.

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

The spelling of 20606600662 in words is "twenty billion, six hundred six million, six hundred thousand, six hundred sixty-two".