135422431336 has 8 divisors (see below), whose sum is σ = 253917058770. Its totient is φ = 67711215664.

The previous prime is 135422431321. The next prime is 135422431363. The reversal of 135422431336 is 633134224531.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 118315360900 + 17107070436 = 343970^2 + 130794^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 135422431295 and 135422431304.

It is an unprimeable number.

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, 8463901951 + ... + 8463901966.

Almost surely, 2^135422431336 is an apocalyptic number.

It is an amenable number.

135422431336 is a deficient number, since it is larger than the sum of its proper divisors (118494627434).

135422431336 is a wasteful number, since it uses less digits than its factorization.

135422431336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16927803923 (or 16927803919 counting only the distinct ones).

The product of its digits is 155520, while the sum is 37.

Adding to 135422431336 its reverse (633134224531), we get a palindrome (768556655867).

The spelling of 135422431336 in words is "one hundred thirty-five billion, four hundred twenty-two million, four hundred thirty-one thousand, three hundred thirty-six".