135326466 has 72 divisors (see below), whose sum is σ = 327882672. Its totient is φ = 39996000.

The previous prime is 135326459. The next prime is 135326467. The reversal of 135326466 is 664623531.

135326466 is a `hidden beast` number, since 1 + 3 + 5 + 3 + 2 + 646 + 6 = 666.

Its product of digits (77760) is a multiple of the sum of its prime factors (288).

It is a self number, because there is not a number n which added to its sum of digits gives 135326466.

It is not an unprimeable number, because it can be changed into a prime (135326467) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1339816 + ... + 1339916.

It is an arithmetic number, because the mean of its divisors is an integer number (4553926).

Almost surely, 2^135326466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135326466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163941336).

135326466 is an abundant number, since it is smaller than the sum of its proper divisors (192556206).

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

135326466 is a wasteful number, since it uses less digits than its factorization.

135326466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288 (or 184 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 135326466 is about 11632.9904151942. The cubic root of 135326466 is about 513.4059689013.

Adding to 135326466 its reverse (664623531), we get a palindrome (799949997).

The spelling of 135326466 in words is "one hundred thirty-five million, three hundred twenty-six thousand, four hundred sixty-six".