1166778672108 has 24 divisors (see below), whose sum is σ = 3111409792512. Its totient is φ = 333365334864.

The previous prime is 1166778672079. The next prime is 1166778672133. The reversal of 1166778672108 is 8012768776611.

It is a super-2 number, since 2×1166778672108² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6945111060 + ... + 6945111227.

It is an arithmetic number, because the mean of its divisors is an integer number (129642074688).

Almost surely, 2^{1166778672108} is an apocalyptic number.

It is an amenable number.

1166778672108 is an abundant number, since it is smaller than the sum of its proper divisors (1944631120404).

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

1166778672108 is a wasteful number, since it uses less digits than its factorization.

1166778672108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13890222301 (or 13890222299 counting only the distinct ones).

The product of its (nonzero) digits is 9483264, while the sum is 60.

The spelling of 1166778672108 in words is "one trillion, one hundred sixty-six billion, seven hundred seventy-eight million, six hundred seventy-two thousand, one hundred eight".