135332213423442 has 64 divisors (see below), whose sum is σ = 325613148257280. Its totient is φ = 36631072449216.

The previous prime is 135332213423389. The next prime is 135332213423443. The reversal of 135332213423442 is 244324312233531.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 135332213423394 and 135332213423403.

It is not an unprimeable number, because it can be changed into a prime (135332213423443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 193306833 + ... + 194005659.

It is an arithmetic number, because the mean of its divisors is an integer number (5087705441520).

Almost surely, 2^{135332213423442} is an apocalyptic number.

135332213423442 is an abundant number, since it is smaller than the sum of its proper divisors (190280934833838).

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

135332213423442 is a wasteful number, since it uses less digits than its factorization.

135332213423442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941535.

The product of its digits is 1244160, while the sum is 42.

Adding to 135332213423442 its reverse (244324312233531), we get a palindrome (379656525656973).

The spelling of 135332213423442 in words is "one hundred thirty-five trillion, three hundred thirty-two billion, two hundred thirteen million, four hundred twenty-three thousand, four hundred forty-two".