22421606366 has 4 divisors (see below), whose sum is σ = 33632409552. Its totient is φ = 11210803182.

The previous prime is 22421606297. The next prime is 22421606369. The reversal of 22421606366 is 66360612422.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22421606369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605401590 + ... + 5605401593.

It is an arithmetic number, because the mean of its divisors is an integer number (8408102388).

Almost surely, 2^22421606366 is an apocalyptic number.

22421606366 is a deficient number, since it is larger than the sum of its proper divisors (11210803186).

22421606366 is a wasteful number, since it uses less digits than its factorization.

22421606366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11210803185.

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 22421606366 in words is "twenty-two billion, four hundred twenty-one million, six hundred six thousand, three hundred sixty-six".