135656664604412 has 48 divisors (see below), whose sum is σ = 281321271017472. Its totient is φ = 56010831661440.

The previous prime is 135656664604333. The next prime is 135656664604423. The reversal of 135656664604412 is 214406466656531.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350224553 + ... + 350611680.

It is an arithmetic number, because the mean of its divisors is an integer number (5860859812864).

Almost surely, 2^{135656664604412} is an apocalyptic number.

It is an amenable number.

135656664604412 is an abundant number, since it is smaller than the sum of its proper divisors (145664606413060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135656664604412 is a wasteful number, since it uses less digits than its factorization.

135656664604412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700836498 (or 700836496 counting only the distinct ones).

The product of its (nonzero) digits is 74649600, while the sum is 59.

The spelling of 135656664604412 in words is "one hundred thirty-five trillion, six hundred fifty-six billion, six hundred sixty-four million, six hundred four thousand, four hundred twelve".