135635431226 has 64 divisors (see below), whose sum is σ = 231357772800. Its totient is φ = 59293698816.

The previous prime is 135635431223. The next prime is 135635431229. The reversal of 135635431226 is 622134536531.

It is an interprime number because it is at equal distance from previous prime (135635431223) and next prime (135635431229).

It is not an unprimeable number, because it can be changed into a prime (135635431223) 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 31 ways as a sum of consecutive naturals, for example, 3811745 + ... + 3847163.

It is an arithmetic number, because the mean of its divisors is an integer number (3614965200).

Almost surely, 2^135635431226 is an apocalyptic number.

135635431226 is a deficient number, since it is larger than the sum of its proper divisors (95722341574).

135635431226 is a wasteful number, since it uses less digits than its factorization.

135635431226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35603.

The product of its digits is 388800, while the sum is 41.

Adding to 135635431226 its reverse (622134536531), we get a palindrome (757769967757).

The spelling of 135635431226 in words is "one hundred thirty-five billion, six hundred thirty-five million, four hundred thirty-one thousand, two hundred twenty-six".