135088472138 has 16 divisors (see below), whose sum is σ = 214593577344. Its totient is φ = 63558809280.

The previous prime is 135088472083. The next prime is 135088472147. The reversal of 135088472138 is 831274880531.

135088472138 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 201920 + ... + 557627.

It is an arithmetic number, because the mean of its divisors is an integer number (13412098584).

Almost surely, 2^135088472138 is an apocalyptic number.

135088472138 is a deficient number, since it is larger than the sum of its proper divisors (79505105206).

135088472138 is a wasteful number, since it uses less digits than its factorization.

135088472138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764797.

The product of its (nonzero) digits is 1290240, while the sum is 50.

The spelling of 135088472138 in words is "one hundred thirty-five billion, eighty-eight million, four hundred seventy-two thousand, one hundred thirty-eight".