135993596149 has 8 divisors (see below), whose sum is σ = 137666333880. Its totient is φ = 134327256000.

The previous prime is 135993596147. The next prime is 135993596201. The reversal of 135993596149 is 941695399531.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 53908481124 + 82085115025 = 232182^2 + 286505^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 135993596149 - 2¹ = 135993596147 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135993596147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1556614 + ... + 1641655.

It is an arithmetic number, because the mean of its divisors is an integer number (17208291735).

Almost surely, 2^135993596149 is an apocalyptic number.

It is an amenable number.

135993596149 is a deficient number, since it is larger than the sum of its proper divisors (1672737731).

135993596149 is a wasteful number, since it uses less digits than its factorization.

135993596149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3198791.

The product of its digits is 35429400, while the sum is 64.

The spelling of 135993596149 in words is "one hundred thirty-five billion, nine hundred ninety-three million, five hundred ninety-six thousand, one hundred forty-nine".