13263623634 has 16 divisors (see below), whose sum is σ = 26559256320. Its totient is φ = 4415873040.

The previous prime is 13263623623. The next prime is 13263623641. The reversal of 13263623634 is 43632636231.

13263623634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13263623592 and 13263623601.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1328322 + ... + 1338269.

It is an arithmetic number, because the mean of its divisors is an integer number (1659953520).

Almost surely, 2^13263623634 is an apocalyptic number.

13263623634 is an abundant number, since it is smaller than the sum of its proper divisors (13295632686).

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

13263623634 is a wasteful number, since it uses less digits than its factorization.

13263623634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2667425.

The product of its digits is 279936, while the sum is 39.

The spelling of 13263623634 in words is "thirteen billion, two hundred sixty-three million, six hundred twenty-three thousand, six hundred thirty-four".