12322662661 has 8 divisors (see below), whose sum is σ = 12480363000. Its totient is φ = 12165662400.

The previous prime is 12322662647. The next prime is 12322662697. The reversal of 12322662661 is 16626622321.

It can be written as a sum of positive squares in 4 ways, for example, as 6641272036 + 5681390625 = 81494^2 + 75375^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 12322662661 - 2³¹ = 10175179013 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12322662661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12322662601) 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 7 ways as a sum of consecutive naturals, for example, 139546 + ... + 210043.

It is an arithmetic number, because the mean of its divisors is an integer number (1560045375).

Almost surely, 2^12322662661 is an apocalyptic number.

It is an amenable number.

12322662661 is a deficient number, since it is larger than the sum of its proper divisors (157700339).

12322662661 is a wasteful number, since it uses less digits than its factorization.

12322662661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350039.

The product of its digits is 62208, while the sum is 37.

The spelling of 12322662661 in words is "twelve billion, three hundred twenty-two million, six hundred sixty-two thousand, six hundred sixty-one".