22890210909 has 16 divisors (see below), whose sum is σ = 31286016000. Its totient is φ = 14881971456.

The previous prime is 22890210829. The next prime is 22890210919. The reversal of 22890210909 is 90901209822.

It is a happy number.

It is not a de Polignac number, because 22890210909 - 2¹⁷ = 22890079837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22890210919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 567709 + ... + 606690.

It is an arithmetic number, because the mean of its divisors is an integer number (1955376000).

Almost surely, 2^22890210909 is an apocalyptic number.

It is an amenable number.

22890210909 is a deficient number, since it is larger than the sum of its proper divisors (8395805091).

22890210909 is a wasteful number, since it uses less digits than its factorization.

22890210909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1174564.

The product of its (nonzero) digits is 46656, while the sum is 42.

The spelling of 22890210909 in words is "twenty-two billion, eight hundred ninety million, two hundred ten thousand, nine hundred nine".