13511440352104 has 32 divisors (see below), whose sum is σ = 26152141386240. Its totient is φ = 6537552091200.

The previous prime is 13511440352071. The next prime is 13511440352117. The reversal of 13511440352104 is 40125304411531.

It is a self number, because there is not a number n which added to its sum of digits gives 13511440352104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5809822 + ... + 7795954.

It is an arithmetic number, because the mean of its divisors is an integer number (817254418320).

Almost surely, 2^{13511440352104} is an apocalyptic number.

It is an amenable number.

13511440352104 is a deficient number, since it is larger than the sum of its proper divisors (12640701034136).

13511440352104 is a wasteful number, since it uses less digits than its factorization.

13511440352104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013601 (or 2013597 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 13511440352104 its reverse (40125304411531), we get a palindrome (53636744763635).

The spelling of 13511440352104 in words is "thirteen trillion, five hundred eleven billion, four hundred forty million, three hundred fifty-two thousand, one hundred four".