22461841867 has 2 divisors, whose sum is σ = 22461841868. Its totient is φ = 22461841866.

The previous prime is 22461841847. The next prime is 22461841873. The reversal of 22461841867 is 76814816422.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22461841867 - 2⁷ = 22461841739 is a prime.

It is a super-2 number, since 2×22461841867² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22461841867.

It is not a weakly prime, because it can be changed into another prime (22461841807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11230920933 + 11230920934.

It is an arithmetic number, because the mean of its divisors is an integer number (11230920934).

Almost surely, 2^22461841867 is an apocalyptic number.

22461841867 is a deficient number, since it is larger than the sum of its proper divisors (1).

22461841867 is an equidigital number, since it uses as much as digits as its factorization.

22461841867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1032192, while the sum is 49.

The spelling of 22461841867 in words is "twenty-two billion, four hundred sixty-one million, eight hundred forty-one thousand, eight hundred sixty-seven".