135189317708 has 6 divisors (see below), whose sum is σ = 236581305996. Its totient is φ = 67594658852.

The previous prime is 135189317701. The next prime is 135189317713. The reversal of 135189317708 is 807713981531.

It is a self number, because there is not a number n which added to its sum of digits gives 135189317708.

It is not an unprimeable number, because it can be changed into a prime (135189317701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16898664710 + ... + 16898664717.

It is an arithmetic number, because the mean of its divisors is an integer number (39430217666).

Almost surely, 2^135189317708 is an apocalyptic number.

It is an amenable number.

135189317708 is a deficient number, since it is larger than the sum of its proper divisors (101391988288).

135189317708 is a wasteful number, since it uses less digits than its factorization.

135189317708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33797329431 (or 33797329429 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 53.

Adding to 135189317708 its sum of digits (53), we get a square (135189317761 = 367681²).

The spelling of 135189317708 in words is "one hundred thirty-five billion, one hundred eighty-nine million, three hundred seventeen thousand, seven hundred eight".