13027405634 has 8 divisors (see below), whose sum is σ = 19544157900. Its totient is φ = 6512686336.

The previous prime is 13027405583. The next prime is 13027405637. The reversal of 13027405634 is 43650472031.

13027405634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 12410628409 + 616777225 = 111403^2 + 24835^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 13027405594 and 13027405603.

It is not an unprimeable number, because it can be changed into a prime (13027405637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492119 + ... + 517914.

Almost surely, 2^13027405634 is an apocalyptic number.

13027405634 is a deficient number, since it is larger than the sum of its proper divisors (6516752266).

13027405634 is a wasteful number, since it uses less digits than its factorization.

13027405634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016484.

The product of its (nonzero) digits is 60480, while the sum is 35.

Adding to 13027405634 its reverse (43650472031), we get a palindrome (56677877665).

The spelling of 13027405634 in words is "thirteen billion, twenty-seven million, four hundred five thousand, six hundred thirty-four".