20424220606 has 32 divisors (see below), whose sum is σ = 32041578240. Its totient is φ = 9753024000.

The previous prime is 20424220603. The next prime is 20424220627. The reversal of 20424220606 is 60602242402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20424220603) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1979910 + ... + 1990198.

It is an arithmetic number, because the mean of its divisors is an integer number (1001299320).

Almost surely, 2^20424220606 is an apocalyptic number.

20424220606 is a deficient number, since it is larger than the sum of its proper divisors (11617357634).

20424220606 is a wasteful number, since it uses less digits than its factorization.

20424220606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10740.

The product of its (nonzero) digits is 9216, while the sum is 28.

The spelling of 20424220606 in words is "twenty billion, four hundred twenty-four million, two hundred twenty thousand, six hundred six".