135266321656042 has 8 divisors (see below), whose sum is σ = 202900819572000. Its totient is φ = 67632715132044.

The previous prime is 135266321656019. The next prime is 135266321656111. The reversal of 135266321656042 is 240656123662531.

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, 222468492 + ... + 223075687.

It is an arithmetic number, because the mean of its divisors is an integer number (25362602446500).

Almost surely, 2^{135266321656042} is an apocalyptic number.

135266321656042 is a deficient number, since it is larger than the sum of its proper divisors (67634497915958).

135266321656042 is a wasteful number, since it uses less digits than its factorization.

135266321656042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445695980.

The product of its (nonzero) digits is 9331200, while the sum is 52.

The spelling of 135266321656042 in words is "one hundred thirty-five trillion, two hundred sixty-six billion, three hundred twenty-one million, six hundred fifty-six thousand, forty-two".