20632683806 has 8 divisors (see below), whose sum is σ = 35370315120. Its totient is φ = 8842578768.

The previous prime is 20632683791. The next prime is 20632683823. The reversal of 20632683806 is 60838623602.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 736881551 + ... + 736881578.

It is an arithmetic number, because the mean of its divisors is an integer number (4421289390).

Almost surely, 2^20632683806 is an apocalyptic number.

20632683806 is a deficient number, since it is larger than the sum of its proper divisors (14737631314).

20632683806 is a wasteful number, since it uses less digits than its factorization.

20632683806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473763138.

The product of its (nonzero) digits is 497664, while the sum is 44.

The spelling of 20632683806 in words is "twenty billion, six hundred thirty-two million, six hundred eighty-three thousand, eight hundred six".