135444443602 has 8 divisors (see below), whose sum is σ = 218794870476. Its totient is φ = 62512820112.

The previous prime is 135444443593. The next prime is 135444443633. The reversal of 135444443602 is 206344444531.

It can be written as a sum of positive squares in 2 ways, for example, as 134257020921 + 1187422681 = 366411^2 + 34459^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 2604700813 + ... + 2604700864.

Almost surely, 2^135444443602 is an apocalyptic number.

135444443602 is a deficient number, since it is larger than the sum of its proper divisors (83350426874).

135444443602 is a wasteful number, since it uses less digits than its factorization.

135444443602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5209401692.

The product of its (nonzero) digits is 552960, while the sum is 40.

The spelling of 135444443602 in words is "one hundred thirty-five billion, four hundred forty-four million, four hundred forty-three thousand, six hundred two".