6605621061224 has 16 divisors (see below), whose sum is σ = 12720283800900. Its totient is φ = 3213545380992.

The previous prime is 6605621061131. The next prime is 6605621061257. The reversal of 6605621061224 is 4221601265066.

It can be written as a sum of positive squares in 2 ways, for example, as 5913699876100 + 691921185124 = 2431810^2 + 831818^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11158143389 + ... + 11158143980.

Almost surely, 2^{6605621061224} is an apocalyptic number.

It is an amenable number.

6605621061224 is a deficient number, since it is larger than the sum of its proper divisors (6114662739676).

6605621061224 is a wasteful number, since it uses less digits than its factorization.

6605621061224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22316287412 (or 22316287408 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 6605621061224 in words is "six trillion, six hundred five billion, six hundred twenty-one million, sixty-one thousand, two hundred twenty-four".