1176668642187 has 12 divisors (see below), whose sum is σ = 1743221153640. Its totient is φ = 784442003796.

The previous prime is 1176668642173. The next prime is 1176668642197. The reversal of 1176668642187 is 7812468666711.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is not a de Polignac number, because 1176668642187 - 2⁸ = 1176668641931 is a prime.

It is a super-2 number, since 2×1176668642187² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1176668642197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5532114 + ... + 5740872.

It is an arithmetic number, because the mean of its divisors is an integer number (145268429470).

Almost surely, 2^{1176668642187} is an apocalyptic number.

1176668642187 is a deficient number, since it is larger than the sum of its proper divisors (566552511453).

1176668642187 is an frugal number, since it uses more digits than its factorization.

1176668642187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417527 (or 208762 counting only the distinct ones).

The product of its digits is 32514048, while the sum is 63.

The spelling of 1176668642187 in words is "one trillion, one hundred seventy-six billion, six hundred sixty-eight million, six hundred forty-two thousand, one hundred eighty-seven".