135450212404 has 12 divisors (see below), whose sum is σ = 255271554244. Its totient is φ = 62515482624.

The previous prime is 135450212399. The next prime is 135450212407. The reversal of 135450212404 is 404212054531.

It can be written as a sum of positive squares in 2 ways, for example, as 66569160100 + 68881052304 = 258010^2 + 262452^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135450212407) 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 3 ways as a sum of consecutive naturals, for example, 1302405837 + ... + 1302405940.

Almost surely, 2^135450212404 is an apocalyptic number.

It is an amenable number.

135450212404 is a deficient number, since it is larger than the sum of its proper divisors (119821341840).

135450212404 is a wasteful number, since it uses less digits than its factorization.

135450212404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2604811794 (or 2604811792 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 135450212404 its reverse (404212054531), we get a palindrome (539662266935).

The spelling of 135450212404 in words is "one hundred thirty-five billion, four hundred fifty million, two hundred twelve thousand, four hundred four".