135534305442 has 16 divisors (see below), whose sum is σ = 271102875840. Its totient is φ = 45172390992.

The previous prime is 135534305441. The next prime is 135534305449. The reversal of 135534305442 is 244503435531.

It is a self number, because there is not a number n which added to its sum of digits gives 135534305442.

It is not an unprimeable number, because it can be changed into a prime (135534305441) 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 7 ways as a sum of consecutive naturals, for example, 1376142 + ... + 1471337.

It is an arithmetic number, because the mean of its divisors is an integer number (16943929740).

Almost surely, 2^135534305442 is an apocalyptic number.

135534305442 is an abundant number, since it is smaller than the sum of its proper divisors (135568570398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135534305442 is a wasteful number, since it uses less digits than its factorization.

135534305442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2855417.

The product of its (nonzero) digits is 432000, while the sum is 39.

The spelling of 135534305442 in words is "one hundred thirty-five billion, five hundred thirty-four million, three hundred five thousand, four hundred forty-two".