135512512000312 has 8 divisors (see below), whose sum is σ = 254085960000600. Its totient is φ = 67756256000152.

The previous prime is 135512512000301. The next prime is 135512512000337. The reversal of 135512512000312 is 213000215215531.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8469532000012 + ... + 8469532000027.

It is an arithmetic number, because the mean of its divisors is an integer number (31760745000075).

Almost surely, 2^{135512512000312} is an apocalyptic number.

It is an amenable number.

135512512000312 is a deficient number, since it is larger than the sum of its proper divisors (118573448000288).

135512512000312 is a wasteful number, since it uses less digits than its factorization.

135512512000312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16939064000045 (or 16939064000041 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

Adding to 135512512000312 its reverse (213000215215531), we get a palindrome (348512727215843).

The spelling of 135512512000312 in words is "one hundred thirty-five trillion, five hundred twelve billion, five hundred twelve million, three hundred twelve", and thus it is an aban number.