135405233346 has 16 divisors (see below), whose sum is σ = 271362021408. Its totient is φ = 45043152000.

The previous prime is 135405233309. The next prime is 135405233423. The reversal of 135405233346 is 643332504531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22978255 + ... + 22984146.

It is an arithmetic number, because the mean of its divisors is an integer number (16960126338).

Almost surely, 2^135405233346 is an apocalyptic number.

135405233346 is an abundant number, since it is smaller than the sum of its proper divisors (135956788062).

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

135405233346 is a wasteful number, since it uses less digits than its factorization.

135405233346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45962897.

The product of its (nonzero) digits is 388800, while the sum is 39.

Adding to 135405233346 its reverse (643332504531), we get a palindrome (778737737877).

The spelling of 135405233346 in words is "one hundred thirty-five billion, four hundred five million, two hundred thirty-three thousand, three hundred forty-six".