135166464 has 60 divisors (see below), whose sum is σ = 390112866. Its totient is φ = 45053952.

The previous prime is 135166459. The next prime is 135166487. The reversal of 135166464 is 464661531.

It is a happy number.

135166464 is a `hidden beast` number, since 1 + 3 + 5 + 1 + 6 + 646 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 96825600 + 38340864 = 9840^2 + 6192^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10059 + ... + 19274.

Almost surely, 2^135166464 is an apocalyptic number.

It is an amenable number.

135166464 is an abundant number, since it is smaller than the sum of its proper divisors (254946402).

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

135166464 is an equidigital number, since it uses as much as digits as its factorization.

135166464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29357 (or 29338 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 135166464 is about 11626.1113017208. Note that the first 3 decimals coincide. The cubic root of 135166464 is about 513.2035488318.

The spelling of 135166464 in words is "one hundred thirty-five million, one hundred sixty-six thousand, four hundred sixty-four".