1168080666816 has 112 divisors (see below), whose sum is σ = 3532519118336. Its totient is φ = 333693333504.

The previous prime is 1168080666811. The next prime is 1168080666829. The reversal of 1168080666816 is 6186660808611.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×1168080666816² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1168080666811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10923240 + ... + 11029656.

Almost surely, 2^{1168080666816} is an apocalyptic number.

1168080666816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1168080666816 is an abundant number, since it is smaller than the sum of its proper divisors (2364438451520).

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

1168080666816 is a wasteful number, since it uses less digits than its factorization.

1168080666816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114606 (or 114596 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 57.

The spelling of 1168080666816 in words is "one trillion, one hundred sixty-eight billion, eighty million, six hundred sixty-six thousand, eight hundred sixteen".