11668527685251 has 12 divisors (see below), whose sum is σ = 16854575819328. Its totient is φ = 7779001920144.

The previous prime is 11668527685207. The next prime is 11668527685267. The reversal of 11668527685251 is 15258672586611.

11668527685251 is a `hidden beast` number, since 1 + 1 + 6 + 6 + 8 + 527 + 6 + 8 + 52 + 51 = 666.

11668527685251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11668527685251 - 2¹⁹ = 11668527160963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11668527685351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4339261 + ... + 6493553.

It is an arithmetic number, because the mean of its divisors is an integer number (1404547984944).

Almost surely, 2^{11668527685251} is an apocalyptic number.

11668527685251 is a deficient number, since it is larger than the sum of its proper divisors (5186048134077).

11668527685251 is a wasteful number, since it uses less digits than its factorization.

11668527685251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2756122 (or 2756119 counting only the distinct ones).

The product of its digits is 48384000, while the sum is 63.

The spelling of 11668527685251 in words is "eleven trillion, six hundred sixty-eight billion, five hundred twenty-seven million, six hundred eighty-five thousand, two hundred fifty-one".