135066166540 has 48 divisors (see below), whose sum is σ = 305413869600. Its totient is φ = 49986593792.

The previous prime is 135066166519. The next prime is 135066166541. The reversal of 135066166540 is 45661660531.

It is a super-2 number, since 2×135066166540² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135066166541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3346495 + ... + 3386614.

It is an arithmetic number, because the mean of its divisors is an integer number (6362788950).

Almost surely, 2^135066166540 is an apocalyptic number.

135066166540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135066166540 is an abundant number, since it is smaller than the sum of its proper divisors (170347703060).

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

135066166540 is a wasteful number, since it uses less digits than its factorization.

135066166540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6733194 (or 6733192 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 135066166540 in words is "one hundred thirty-five billion, sixty-six million, one hundred sixty-six thousand, five hundred forty".