13488635291099 has 4 divisors (see below), whose sum is σ = 13489420307136. Its totient is φ = 13487850275064.

The previous prime is 13488635291069. The next prime is 13488635291113. The reversal of 13488635291099 is 99019253688431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13488635291099 - 2²⁸ = 13488366855643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13488635291029) 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 3 ways as a sum of consecutive naturals, for example, 392482244 + ... + 392516609.

It is an arithmetic number, because the mean of its divisors is an integer number (3372355076784).

Almost surely, 2^{13488635291099} is an apocalyptic number.

13488635291099 is a deficient number, since it is larger than the sum of its proper divisors (785016037).

13488635291099 is an equidigital number, since it uses as much as digits as its factorization.

13488635291099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785016036.

The product of its (nonzero) digits is 100776960, while the sum is 68.

The spelling of 13488635291099 in words is "thirteen trillion, four hundred eighty-eight billion, six hundred thirty-five million, two hundred ninety-one thousand, ninety-nine".