16113136636 has 12 divisors (see below), whose sum is σ = 28203678328. Its totient is φ = 8054942832.

The previous prime is 16113136621. The next prime is 16113136643. The reversal of 16113136636 is 63663131161.

It is a junction number, because it is equal to n+sod(n) for n = 16113136595 and 16113136604.

It is a congruent number.

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, 383931 + ... + 423826.

Almost surely, 2^16113136636 is an apocalyptic number.

It is an amenable number.

16113136636 is a deficient number, since it is larger than the sum of its proper divisors (12090541692).

16113136636 is a wasteful number, since it uses less digits than its factorization.

16113136636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812748 (or 812746 counting only the distinct ones).

The product of its digits is 34992, while the sum is 37.

Adding to 16113136636 its reverse (63663131161), we get a palindrome (79776267797).

The spelling of 16113136636 in words is "sixteen billion, one hundred thirteen million, one hundred thirty-six thousand, six hundred thirty-six".