6613363213225 has 6 divisors (see below), whose sum is σ = 8200570384430. Its totient is φ = 5290690570560.

The previous prime is 6613363213151. The next prime is 6613363213271. The reversal of 6613363213225 is 5223123633166.

It can be written as a sum of positive squares in 3 ways, for example, as 18107470096 + 6595255743129 = 134564^2 + 2568123^2 .

It is not a de Polignac number, because 6613363213225 - 2⁹ = 6613363212713 is a prime.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 132267264240 + ... + 132267264289.

Almost surely, 2^{6613363213225} is an apocalyptic number.

It is an amenable number.

6613363213225 is a deficient number, since it is larger than the sum of its proper divisors (1587207171205).

6613363213225 is a wasteful number, since it uses less digits than its factorization.

6613363213225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264534528539 (or 264534528534 counting only the distinct ones).

The product of its digits is 699840, while the sum is 43.

The spelling of 6613363213225 in words is "six trillion, six hundred thirteen billion, three hundred sixty-three million, two hundred thirteen thousand, two hundred twenty-five".