1168827871172 has 12 divisors (see below), whose sum is σ = 2202790988076. Its totient is φ = 539459017440.

The previous prime is 1168827871171. The next prime is 1168827871207. The reversal of 1168827871172 is 2711787288611.

It can be written as a sum of positive squares in 2 ways, for example, as 570952516996 + 597875354176 = 755614^2 + 773224^2 .

It is not an unprimeable number, because it can be changed into a prime (1168827871171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11238729479 + ... + 11238729582.

It is an arithmetic number, because the mean of its divisors is an integer number (183565915673).

Almost surely, 2^{1168827871172} is an apocalyptic number.

It is an amenable number.

1168827871172 is a deficient number, since it is larger than the sum of its proper divisors (1033963116904).

1168827871172 is a wasteful number, since it uses less digits than its factorization.

1168827871172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22477459078 (or 22477459076 counting only the distinct ones).

The product of its digits is 4214784, while the sum is 59.

The spelling of 1168827871172 in words is "one trillion, one hundred sixty-eight billion, eight hundred twenty-seven million, eight hundred seventy-one thousand, one hundred seventy-two".