135479989833 has 8 divisors (see below), whose sum is σ = 180713218848. Its totient is φ = 90283377024.

The previous prime is 135479989829. The next prime is 135479989859. The reversal of 135479989833 is 338989974531.

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

It is not a de Polignac number, because 135479989833 - 2² = 135479989829 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135479989033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9145416 + ... + 9160217.

It is an arithmetic number, because the mean of its divisors is an integer number (22589152356).

Almost surely, 2^135479989833 is an apocalyptic number.

It is an amenable number.

135479989833 is a deficient number, since it is larger than the sum of its proper divisors (45233229015).

135479989833 is a wasteful number, since it uses less digits than its factorization.

135479989833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18308103.

The product of its digits is 176359680, while the sum is 69.

The spelling of 135479989833 in words is "one hundred thirty-five billion, four hundred seventy-nine million, nine hundred eighty-nine thousand, eight hundred thirty-three".