135151133061656 has 32 divisors (see below), whose sum is σ = 266356247689440. Its totient is φ = 64165691851008.

The previous prime is 135151133061641. The next prime is 135151133061673. The reversal of 135151133061656 is 656160331151531.

It is a self number, because there is not a number n which added to its sum of digits gives 135151133061656.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2680693871 + ... + 2680744286.

It is an arithmetic number, because the mean of its divisors is an integer number (8323632740295).

Almost surely, 2^{135151133061656} is an apocalyptic number.

It is an amenable number.

135151133061656 is a deficient number, since it is larger than the sum of its proper divisors (131205114627784).

135151133061656 is a wasteful number, since it uses less digits than its factorization.

135151133061656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5361438323 (or 5361438319 counting only the distinct ones).

The product of its (nonzero) digits is 729000, while the sum is 47.

The spelling of 135151133061656 in words is "one hundred thirty-five trillion, one hundred fifty-one billion, one hundred thirty-three million, sixty-one thousand, six hundred fifty-six".