13085577598 has 4 divisors (see below), whose sum is σ = 19628366400. Its totient is φ = 6542788798.

The previous prime is 13085577511. The next prime is 13085577599. The reversal of 13085577598 is 89577558031.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13085577599) 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 as a sum of consecutive naturals, namely, 3271394398 + ... + 3271394401.

It is an arithmetic number, because the mean of its divisors is an integer number (4907091600).

Almost surely, 2^13085577598 is an apocalyptic number.

13085577598 is a deficient number, since it is larger than the sum of its proper divisors (6542788802).

13085577598 is an equidigital number, since it uses as much as digits as its factorization.

13085577598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6542788801.

The product of its (nonzero) digits is 10584000, while the sum is 58.

The spelling of 13085577598 in words is "thirteen billion, eighty-five million, five hundred seventy-seven thousand, five hundred ninety-eight".