135020764180 has 24 divisors (see below), whose sum is σ = 293320971720. Its totient is φ = 52145950080.

The previous prime is 135020764141. The next prime is 135020764183. The reversal of 135020764180 is 81467020531.

It can be written as a sum of positive squares in 4 ways, for example, as 41532809616 + 93487954564 = 203796^2 + 305758^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135020764183) 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, 116396631 + ... + 116397790.

It is an arithmetic number, because the mean of its divisors is an integer number (12221707155).

Almost surely, 2^135020764180 is an apocalyptic number.

135020764180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135020764180 is an abundant number, since it is smaller than the sum of its proper divisors (158300207540).

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

135020764180 is a wasteful number, since it uses less digits than its factorization.

135020764180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232794459 (or 232794457 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 135020764180 in words is "one hundred thirty-five billion, twenty million, seven hundred sixty-four thousand, one hundred eighty".