135244045436 has 12 divisors (see below), whose sum is σ = 236682922560. Its totient is φ = 67620353280.

The previous prime is 135244045423. The next prime is 135244045471. The reversal of 135244045436 is 634540442531.

It is a junction number, because it is equal to n+sod(n) for n = 135244045393 and 135244045402.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 225260 + ... + 566771.

It is an arithmetic number, because the mean of its divisors is an integer number (19723576880).

Almost surely, 2^135244045436 is an apocalyptic number.

It is an amenable number.

135244045436 is a deficient number, since it is larger than the sum of its proper divisors (101438877124).

135244045436 is a wasteful number, since it uses less digits than its factorization.

135244045436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834724 (or 834722 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 41.

Adding to 135244045436 its reverse (634540442531), we get a palindrome (769784487967).

The spelling of 135244045436 in words is "one hundred thirty-five billion, two hundred forty-four million, forty-five thousand, four hundred thirty-six".