20017326226 has 24 divisors (see below), whose sum is σ = 32483168316. Its totient is φ = 9219459840.

The previous prime is 20017326191. The next prime is 20017326233. The reversal of 20017326226 is 62262371002.

It can be written as a sum of positive squares in 2 ways, for example, as 15901462201 + 4115864025 = 126101^2 + 64155^2 .

It is a super-3 number, since 3×20017326226³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58155 + ... + 208366.

Almost surely, 2^20017326226 is an apocalyptic number.

20017326226 is a deficient number, since it is larger than the sum of its proper divisors (12465842090).

20017326226 is a wasteful number, since it uses less digits than its factorization.

20017326226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266634 (or 266587 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

Adding to 20017326226 its reverse (62262371002), we get a palindrome (82279697228).

The spelling of 20017326226 in words is "twenty billion, seventeen million, three hundred twenty-six thousand, two hundred twenty-six".