135451425543212 has 24 divisors (see below), whose sum is σ = 246147779350032. Its totient is φ = 65168744659200.

The previous prime is 135451425543143. The next prime is 135451425543221. The reversal of 135451425543212 is 212345524154531.

135451425543212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5656997114 + ... + 5657021057.

It is an arithmetic number, because the mean of its divisors is an integer number (10256157472918).

Almost surely, 2^{135451425543212} is an apocalyptic number.

It is an amenable number.

135451425543212 is a deficient number, since it is larger than the sum of its proper divisors (110696353806820).

135451425543212 is a wasteful number, since it uses less digits than its factorization.

135451425543212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11314018289 (or 11314018287 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 47.

Adding to 135451425543212 its reverse (212345524154531), we get a palindrome (347796949697743).

The spelling of 135451425543212 in words is "one hundred thirty-five trillion, four hundred fifty-one billion, four hundred twenty-five million, five hundred forty-three thousand, two hundred twelve".