135936158480 has 80 divisors (see below), whose sum is σ = 332819055360. Its totient is φ = 51533121024.

The previous prime is 135936158363. The next prime is 135936158497. The reversal of 135936158480 is 84851639531.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138332 + ... + 539451.

It is an arithmetic number, because the mean of its divisors is an integer number (4160238192).

Almost surely, 2^135936158480 is an apocalyptic number.

135936158480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135936158480 is an abundant number, since it is smaller than the sum of its proper divisors (196882896880).

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

135936158480 is a wasteful number, since it uses less digits than its factorization.

135936158480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677928 (or 677922 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 53.

The spelling of 135936158480 in words is "one hundred thirty-five billion, nine hundred thirty-six million, one hundred fifty-eight thousand, four hundred eighty".