135684331461318 has 16 divisors (see below), whose sum is σ = 271545912230976. Its totient is φ = 45198568935720.

The previous prime is 135684331461271. The next prime is 135684331461319. The reversal of 135684331461318 is 813164133486531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135684331461319) 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, 7385377896 + ... + 7385396267.

It is an arithmetic number, because the mean of its divisors is an integer number (16971619514436).

Almost surely, 2^{135684331461318} is an apocalyptic number.

135684331461318 is an abundant number, since it is smaller than the sum of its proper divisors (135861580769658).

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

135684331461318 is a wasteful number, since it uses less digits than its factorization.

135684331461318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14770775699.

The product of its digits is 14929920, while the sum is 57.

The spelling of 135684331461318 in words is "one hundred thirty-five trillion, six hundred eighty-four billion, three hundred thirty-one million, four hundred sixty-one thousand, three hundred eighteen".