135440000242302 has 48 divisors (see below), whose sum is σ = 315401737617792. Its totient is φ = 38660739127920.

The previous prime is 135440000242301. The next prime is 135440000242343. The reversal of 135440000242302 is 203242000044531.

It is a self number, because there is not a number n which added to its sum of digits gives 135440000242302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135440000242301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 216376224 + ... + 217001267.

It is an arithmetic number, because the mean of its divisors is an integer number (6570869533704).

Almost surely, 2^{135440000242302} is an apocalyptic number.

135440000242302 is an abundant number, since it is smaller than the sum of its proper divisors (179961737375490).

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

135440000242302 is a wasteful number, since it uses less digits than its factorization.

135440000242302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433378573 (or 433378566 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 135440000242302 its reverse (203242000044531), we get a palindrome (338682000286833).

The spelling of 135440000242302 in words is "one hundred thirty-five trillion, four hundred forty billion, two hundred forty-two thousand, three hundred two".