11655668432135 has 32 divisors (see below), whose sum is σ = 17259946851840. Its totient is φ = 7358187650688.

The previous prime is 11655668432131. The next prime is 11655668432141. The reversal of 11655668432135 is 53123486655611.

It is not a de Polignac number, because 11655668432135 - 2² = 11655668432131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11655668432131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33622877 + ... + 33967766.

It is an arithmetic number, because the mean of its divisors is an integer number (539373339120).

Almost surely, 2^{11655668432135} is an apocalyptic number.

11655668432135 is a deficient number, since it is larger than the sum of its proper divisors (5604278419705).

11655668432135 is a wasteful number, since it uses less digits than its factorization.

11655668432135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67591047.

The product of its digits is 15552000, while the sum is 56.

The spelling of 11655668432135 in words is "eleven trillion, six hundred fifty-five billion, six hundred sixty-eight million, four hundred thirty-two thousand, one hundred thirty-five".