22168516867 has 16 divisors (see below), whose sum is σ = 25635881152. Its totient is φ = 18776862720.

The previous prime is 22168516819. The next prime is 22168516879. The reversal of 22168516867 is 76861586122.

It is a happy number.

It is not a de Polignac number, because 22168516867 - 2⁷ = 22168516739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22168516897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 424123 + ... + 473515.

It is an arithmetic number, because the mean of its divisors is an integer number (1602242572).

Almost surely, 2^22168516867 is an apocalyptic number.

22168516867 is a deficient number, since it is larger than the sum of its proper divisors (3467364285).

22168516867 is an equidigital number, since it uses as much as digits as its factorization.

22168516867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50158.

The product of its digits is 1935360, while the sum is 52.

The spelling of 22168516867 in words is "twenty-two billion, one hundred sixty-eight million, five hundred sixteen thousand, eight hundred sixty-seven".