1186840408882 has 12 divisors (see below), whose sum is σ = 1878890011326. Its totient is φ = 562187561760.

The previous prime is 1186840408867. The next prime is 1186840408903. The reversal of 1186840408882 is 2888040486811.

It can be written as a sum of positive squares in only one way, i.e., 696071507481 + 490768901401 = 834309^2 + 700549^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 821910919 + ... + 821912362.

Almost surely, 2^{1186840408882} is an apocalyptic number.

1186840408882 is a deficient number, since it is larger than the sum of its proper divisors (692049602444).

1186840408882 is a wasteful number, since it uses less digits than its factorization.

1186840408882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643823321 (or 1643823302 counting only the distinct ones).

The product of its (nonzero) digits is 6291456, while the sum is 58.

The spelling of 1186840408882 in words is "one trillion, one hundred eighty-six billion, eight hundred forty million, four hundred eight thousand, eight hundred eighty-two".