2675808091989 has 16 divisors (see below), whose sum is σ = 3964529908800. Its totient is φ = 1783705663728.

The previous prime is 2675808091963. The next prime is 2675808091991. The reversal of 2675808091989 is 9891908085762.

2675808091989 is a `hidden beast` number, since 26 + 7 + 580 + 8 + 0 + 9 + 19 + 8 + 9 = 666.

It is not a de Polignac number, because 2675808091989 - 2⁷ = 2675808091861 is a prime.

It is a super-2 number, since 2×2675808091989² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2675808091289) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4326999 + ... + 4906580.

It is an arithmetic number, because the mean of its divisors is an integer number (247783119300).

Almost surely, 2^{2675808091989} is an apocalyptic number.

It is an amenable number.

2675808091989 is a deficient number, since it is larger than the sum of its proper divisors (1288721816811).

2675808091989 is a wasteful number, since it uses less digits than its factorization.

2675808091989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9244321 (or 9244315 counting only the distinct ones).

The product of its (nonzero) digits is 156764160, while the sum is 72.

The spelling of 2675808091989 in words is "two trillion, six hundred seventy-five billion, eight hundred eight million, ninety-one thousand, nine hundred eighty-nine".