1168538575827 has 64 divisors (see below), whose sum is σ = 1843494912000. Its totient is φ = 644469146496.

The previous prime is 1168538575733. The next prime is 1168538575829. The reversal of 1168538575827 is 7285758358611.

It is not a de Polignac number, because 1168538575827 - 2²⁶ = 1168471466963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1168538575829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 64740718 + ... + 64758764.

It is an arithmetic number, because the mean of its divisors is an integer number (28804608000).

Almost surely, 2^{1168538575827} is an apocalyptic number.

1168538575827 is a deficient number, since it is larger than the sum of its proper divisors (674956336173).

1168538575827 is a wasteful number, since it uses less digits than its factorization.

1168538575827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18760.

The product of its digits is 112896000, while the sum is 66.

The spelling of 1168538575827 in words is "one trillion, one hundred sixty-eight billion, five hundred thirty-eight million, five hundred seventy-five thousand, eight hundred twenty-seven".