12735108898 has 4 divisors (see below), whose sum is σ = 19102663350. Its totient is φ = 6367554448.

The previous prime is 12735108857. The next prime is 12735108899. The reversal of 12735108898 is 89880153721.

It is a happy number.

12735108898 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 8363651209 + 4371457689 = 91453^2 + 66117^2 .

It is not an unprimeable number, because it can be changed into a prime (12735108899) by changing a digit.

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 as a sum of consecutive naturals, namely, 3183777223 + ... + 3183777226.

Almost surely, 2^12735108898 is an apocalyptic number.

12735108898 is a deficient number, since it is larger than the sum of its proper divisors (6367554452).

12735108898 is an equidigital number, since it uses as much as digits as its factorization.

12735108898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6367554451.

The product of its (nonzero) digits is 967680, while the sum is 52.

The spelling of 12735108898 in words is "twelve billion, seven hundred thirty-five million, one hundred eight thousand, eight hundred ninety-eight".