135510431210452 has 12 divisors (see below), whose sum is σ = 237143846057076. Its totient is φ = 67755046622720.

The previous prime is 135510431210447. The next prime is 135510431210461. The reversal of 135510431210452 is 254012134015531.

It can be written as a sum of positive squares in 2 ways, for example, as 3241202511556 + 132269228698896 = 1800334^2 + 11500836^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40432663 + ... + 43655710.

It is an arithmetic number, because the mean of its divisors is an integer number (19761987171423).

Almost surely, 2^{135510431210452} is an apocalyptic number.

It is an amenable number.

135510431210452 is a deficient number, since it is larger than the sum of its proper divisors (101633414846624).

135510431210452 is a wasteful number, since it uses less digits than its factorization.

135510431210452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84491258 (or 84491256 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

Adding to 135510431210452 its reverse (254012134015531), we get a palindrome (389522565225983).

The spelling of 135510431210452 in words is "one hundred thirty-five trillion, five hundred ten billion, four hundred thirty-one million, two hundred ten thousand, four hundred fifty-two".