20606200426 has 16 divisors (see below), whose sum is σ = 35338476096. Its totient is φ = 8827838496.

The previous prime is 20606200423. The next prime is 20606200427. The reversal of 20606200426 is 62400260602.

It is a junction number, because it is equal to n+sod(n) for n = 20606200394 and 20606200403.

It is not an unprimeable number, because it can be changed into a prime (20606200421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244576 + ... + 317851.

It is an arithmetic number, because the mean of its divisors is an integer number (2208654756).

Almost surely, 2^20606200426 is an apocalyptic number.

20606200426 is a deficient number, since it is larger than the sum of its proper divisors (14732275670).

20606200426 is a wasteful number, since it uses less digits than its factorization.

20606200426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565053.

The product of its (nonzero) digits is 6912, while the sum is 28.

The spelling of 20606200426 in words is "twenty billion, six hundred six million, two hundred thousand, four hundred twenty-six".