13635111045 has 16 divisors (see below), whose sum is σ = 22764707712. Its totient is φ = 6955882560.

The previous prime is 13635111041. The next prime is 13635111067. The reversal of 13635111045 is 54011153631.

It is not a de Polignac number, because 13635111045 - 2² = 13635111041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13635111041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19760686 + ... + 19761375.

It is an arithmetic number, because the mean of its divisors is an integer number (1422794232).

Almost surely, 2^13635111045 is an apocalyptic number.

13635111045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13635111045 is a deficient number, since it is larger than the sum of its proper divisors (9129596667).

13635111045 is a wasteful number, since it uses less digits than its factorization.

13635111045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39522092.

The product of its (nonzero) digits is 5400, while the sum is 30.

Adding to 13635111045 its reverse (54011153631), we get a palindrome (67646264676).

The spelling of 13635111045 in words is "thirteen billion, six hundred thirty-five million, one hundred eleven thousand, forty-five".