13643324026 has 8 divisors (see below), whose sum is σ = 20465491284. Its totient is φ = 6821493600.

The previous prime is 13643324011. The next prime is 13643324033. The reversal of 13643324026 is 62042334631.

It can be written as a sum of positive squares in 2 ways, for example, as 13564096225 + 79227801 = 116465^2 + 8901^2 .

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

It is a super-2 number, since 2×13643324026² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13643323982 and 13643324000.

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, 85296 + ... + 185908.

Almost surely, 2^13643324026 is an apocalyptic number.

13643324026 is a deficient number, since it is larger than the sum of its proper divisors (6822167258).

13643324026 is a wasteful number, since it uses less digits than its factorization.

13643324026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168416.

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 13643324026 its reverse (62042334631), we get a palindrome (75685658657).

The spelling of 13643324026 in words is "thirteen billion, six hundred forty-three million, three hundred twenty-four thousand, twenty-six".