13118883544 has 64 divisors (see below), whose sum is σ = 28467180000. Its totient is φ = 5613594624.

The previous prime is 13118883539. The next prime is 13118883593. The reversal of 13118883544 is 44538881131.

13118883544 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 = 13118883494 and 13118883503.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 63082 + ... + 173830.

Almost surely, 2^13118883544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13118883544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14233590000).

13118883544 is an abundant number, since it is smaller than the sum of its proper divisors (15348296456).

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

13118883544 is a wasteful number, since it uses less digits than its factorization.

13118883544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110852 (or 110848 counting only the distinct ones).

The product of its digits is 368640, while the sum is 46.

The spelling of 13118883544 in words is "thirteen billion, one hundred eighteen million, eight hundred eighty-three thousand, five hundred forty-four".