135685842513170 has 8 divisors (see below), whose sum is σ = 244234516523724. Its totient is φ = 54274337005264.

The previous prime is 135685842513167. The next prime is 135685842513217. The reversal of 135685842513170 is 71315248586531.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 134243900258689 + 1441942254481 = 11586367^2 + 1200809^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6784292125649 + ... + 6784292125668.

Almost surely, 2^{135685842513170} is an apocalyptic number.

135685842513170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135685842513170 is a deficient number, since it is larger than the sum of its proper divisors (108548674010554).

135685842513170 is a wasteful number, since it uses less digits than its factorization.

135685842513170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13568584251324.

The product of its (nonzero) digits is 24192000, while the sum is 59.

The spelling of 135685842513170 in words is "one hundred thirty-five trillion, six hundred eighty-five billion, eight hundred forty-two million, five hundred thirteen thousand, one hundred seventy".