20344663005226 has 32 divisors (see below), whose sum is σ = 35819615145600. Its totient is φ = 8483384581056.

The previous prime is 20344663005217. The next prime is 20344663005319. The reversal of 20344663005226 is 62250036644302.

It is a super-2 number, since 2×20344663005226² (a number of 27 digits) contains 22 as substring.

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, 53497600 + ... + 53876548.

It is an arithmetic number, because the mean of its divisors is an integer number (1119362973300).

Almost surely, 2^{20344663005226} is an apocalyptic number.

20344663005226 is a deficient number, since it is larger than the sum of its proper divisors (15474952140374).

20344663005226 is a wasteful number, since it uses less digits than its factorization.

20344663005226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482638.

The product of its (nonzero) digits is 1244160, while the sum is 43.

Adding to 20344663005226 its reverse (62250036644302), we get a palindrome (82594699649528).

The spelling of 20344663005226 in words is "twenty trillion, three hundred forty-four billion, six hundred sixty-three million, five thousand, two hundred twenty-six".