8667877012872 has 64 divisors (see below), whose sum is σ = 27016759526400. Its totient is φ = 2251396626240.

The previous prime is 8667877012793. The next prime is 8667877012877. The reversal of 8667877012872 is 2782107787668.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 8667877012797 and 8667877012806.

It is not an unprimeable number, because it can be changed into a prime (8667877012877) 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, 2345202972 + ... + 2345206667.

It is an arithmetic number, because the mean of its divisors is an integer number (422136867600).

Almost surely, 2^{8667877012872} is an apocalyptic number.

It is an amenable number.

8667877012872 is an abundant number, since it is smaller than the sum of its proper divisors (18348882513528).

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

8667877012872 is a wasteful number, since it uses less digits than its factorization.

8667877012872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4690409666 (or 4690409662 counting only the distinct ones).

The product of its (nonzero) digits is 177020928, while the sum is 69.

The spelling of 8667877012872 in words is "eight trillion, six hundred sixty-seven billion, eight hundred seventy-seven million, twelve thousand, eight hundred seventy-two".