135657535072686 has 64 divisors (see below), whose sum is σ = 300160122550272. Its totient is φ = 40527825660000.

The previous prime is 135657535072649. The next prime is 135657535072721. The reversal of 135657535072686 is 686270535756531.

It is a self number, because there is not a number n which added to its sum of digits gives 135657535072686.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126978801 + ... + 128042691.

It is an arithmetic number, because the mean of its divisors is an integer number (4690001914848).

Almost surely, 2^{135657535072686} is an apocalyptic number.

135657535072686 is an abundant number, since it is smaller than the sum of its proper divisors (164502587477586).

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

135657535072686 is a wasteful number, since it uses less digits than its factorization.

135657535072686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091189.

The product of its (nonzero) digits is 952560000, while the sum is 69.

The spelling of 135657535072686 in words is "one hundred thirty-five trillion, six hundred fifty-seven billion, five hundred thirty-five million, seventy-two thousand, six hundred eighty-six".