22347366661 has 4 divisors (see below), whose sum is σ = 22630244800. Its totient is φ = 22064488524.

The previous prime is 22347366649. The next prime is 22347366683. The reversal of 22347366661 is 16666374322.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22347366661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22347366641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141438951 + ... + 141439108.

It is an arithmetic number, because the mean of its divisors is an integer number (5657561200).

Almost surely, 2^22347366661 is an apocalyptic number.

It is an amenable number.

22347366661 is a deficient number, since it is larger than the sum of its proper divisors (282878139).

22347366661 is an equidigital number, since it uses as much as digits as its factorization.

22347366661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282878138.

The product of its digits is 1306368, while the sum is 46.

The spelling of 22347366661 in words is "twenty-two billion, three hundred forty-seven million, three hundred sixty-six thousand, six hundred sixty-one".