3661344222204 has 24 divisors (see below), whose sum is σ = 8545270814080. Its totient is φ = 1220143174704.

The previous prime is 3661344222181. The next prime is 3661344222233. The reversal of 3661344222204 is 4022224431663.

It is a super-2 number, since 2×3661344222204² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38062384 + ... + 38158455.

Almost surely, 2^{3661344222204} is an apocalyptic number.

It is an amenable number.

3661344222204 is an abundant number, since it is smaller than the sum of its proper divisors (4883926591876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3661344222204 is a wasteful number, since it uses less digits than its factorization.

3661344222204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76224849 (or 76224847 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 39.

Adding to 3661344222204 its reverse (4022224431663), we get a palindrome (7683568653867).

The spelling of 3661344222204 in words is "three trillion, six hundred sixty-one billion, three hundred forty-four million, two hundred twenty-two thousand, two hundred four".