1089118921892 has 48 divisors (see below), whose sum is σ = 2004042399744. Its totient is φ = 516904740000.

The previous prime is 1089118921871. The next prime is 1089118921939. The reversal of 1089118921892 is 2981298119801.

It is a super-3 number, since 3×1089118921892³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13727417 + ... + 13806527.

It is an arithmetic number, because the mean of its divisors is an integer number (41750883328).

Almost surely, 2^{1089118921892} is an apocalyptic number.

It is an amenable number.

1089118921892 is a deficient number, since it is larger than the sum of its proper divisors (914923477852).

1089118921892 is a wasteful number, since it uses less digits than its factorization.

1089118921892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80280 (or 80278 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 59.

The spelling of 1089118921892 in words is "one trillion, eighty-nine billion, one hundred eighteen million, nine hundred twenty-one thousand, eight hundred ninety-two".