20620604606 has 32 divisors (see below), whose sum is σ = 36846930432. Its totient is φ = 8470202400.

The previous prime is 20620604603. The next prime is 20620604611. The reversal of 20620604606 is 60640602602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20620604603) 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, 262370 + ... + 331781.

It is an arithmetic number, because the mean of its divisors is an integer number (1151466576).

Almost surely, 2^20620604606 is an apocalyptic number.

20620604606 is a deficient number, since it is larger than the sum of its proper divisors (16226325826).

20620604606 is a wasteful number, since it uses less digits than its factorization.

20620604606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594264.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 20620604606 in words is "twenty billion, six hundred twenty million, six hundred four thousand, six hundred six".