135856116132 has 24 divisors (see below), whose sum is σ = 345815568672. Its totient is φ = 41168520000.

The previous prime is 135856116113. The next prime is 135856116133. The reversal of 135856116132 is 231611658531.

It is not an unprimeable number, because it can be changed into a prime (135856116133) 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, 514606369 + ... + 514606632.

It is an arithmetic number, because the mean of its divisors is an integer number (14408982028).

Almost surely, 2^135856116132 is an apocalyptic number.

135856116132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135856116132 is an abundant number, since it is smaller than the sum of its proper divisors (209959452540).

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

135856116132 is a wasteful number, since it uses less digits than its factorization.

135856116132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029213019 (or 1029213017 counting only the distinct ones).

The product of its digits is 129600, while the sum is 42.

The spelling of 135856116132 in words is "one hundred thirty-five billion, eight hundred fifty-six million, one hundred sixteen thousand, one hundred thirty-two".