20606244226 has 32 divisors (see below), whose sum is σ = 33374436480. Its totient is φ = 9517732224.

The previous prime is 20606244199. The next prime is 20606244247. The reversal of 20606244226 is 62244260602.

It is a super-2 number, since 2×20606244226² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20606244191 and 20606244200.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117516 + ... + 234568.

It is an arithmetic number, because the mean of its divisors is an integer number (1042951140).

Almost surely, 2^20606244226 is an apocalyptic number.

20606244226 is a deficient number, since it is larger than the sum of its proper divisors (12768192254).

20606244226 is a wasteful number, since it uses less digits than its factorization.

20606244226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117210.

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 20606244226 in words is "twenty billion, six hundred six million, two hundred forty-four thousand, two hundred twenty-six".