13222306373634 has 24 divisors (see below), whose sum is σ = 28648445379372. Its totient is φ = 4407417780480.

The previous prime is 13222306373621. The next prime is 13222306373659. The reversal of 13222306373634 is 43637360322231.

13222306373634 is a `hidden beast` number, since 1 + 3 + 2 + 2 + 2 + 3 + 0 + 6 + 3 + 7 + 3 + 634 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 12240726755625 + 981579618009 = 3498675^2 + 990747^2 .

It is a super-2 number, since 2×13222306373634² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13222306373634.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3614254 + ... + 6285494.

Almost surely, 2^{13222306373634} is an apocalyptic number.

13222306373634 is an abundant number, since it is smaller than the sum of its proper divisors (15426139005738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13222306373634 is a wasteful number, since it uses less digits than its factorization.

13222306373634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2946242 (or 2946239 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 45.

Adding to 13222306373634 its reverse (43637360322231), we get a palindrome (56859666695865).

The spelling of 13222306373634 in words is "thirteen trillion, two hundred twenty-two billion, three hundred six million, three hundred seventy-three thousand, six hundred thirty-four".