22451861066 has 8 divisors (see below), whose sum is σ = 33704044704. Its totient is φ = 11217179500.

The previous prime is 22451861063. The next prime is 22451861071. The reversal of 22451861066 is 66016815422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22451861063) 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 in 3 ways as a sum of consecutive naturals, for example, 4372310 + ... + 4377441.

It is an arithmetic number, because the mean of its divisors is an integer number (4213005588).

Almost surely, 2^22451861066 is an apocalyptic number.

22451861066 is a deficient number, since it is larger than the sum of its proper divisors (11252183638).

22451861066 is a wasteful number, since it uses less digits than its factorization.

22451861066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8751036.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 22451861066 in words is "twenty-two billion, four hundred fifty-one million, eight hundred sixty-one thousand, sixty-six".