13199569911 has 48 divisors (see below), whose sum is σ = 21452940288. Its totient is φ = 7751736000.

The previous prime is 13199569897. The next prime is 13199569919. The reversal of 13199569911 is 11996599131.

It is not a de Polignac number, because 13199569911 - 2¹⁰ = 13199568887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13199569919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 455910 + ... + 483996.

It is an arithmetic number, because the mean of its divisors is an integer number (446936256).

Almost surely, 2^13199569911 is an apocalyptic number.

13199569911 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13199569911 is a deficient number, since it is larger than the sum of its proper divisors (8253370377).

13199569911 is a wasteful number, since it uses less digits than its factorization.

13199569911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28252 (or 28249 counting only the distinct ones).

The product of its digits is 590490, while the sum is 54.

The spelling of 13199569911 in words is "thirteen billion, one hundred ninety-nine million, five hundred sixty-nine thousand, nine hundred eleven".