13686261622226 has 8 divisors (see below), whose sum is σ = 20532702042864. Its totient is φ = 6842027607940.

The previous prime is 13686261622217. The next prime is 13686261622291. The reversal of 13686261622226 is 62222616268631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×13686261622226² (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 3 ways as a sum of consecutive naturals, for example, 551586080 + ... + 551610891.

It is an arithmetic number, because the mean of its divisors is an integer number (2566587755358).

Almost surely, 2^{13686261622226} is an apocalyptic number.

13686261622226 is a deficient number, since it is larger than the sum of its proper divisors (6846440420638).

13686261622226 is a wasteful number, since it uses less digits than its factorization.

13686261622226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103203176.

The product of its digits is 5971968, while the sum is 53.

The spelling of 13686261622226 in words is "thirteen trillion, six hundred eighty-six billion, two hundred sixty-one million, six hundred twenty-two thousand, two hundred twenty-six".