6650565207225 has 24 divisors (see below), whose sum is σ = 11082180695040. Its totient is φ = 3519039222720.

The previous prime is 6650565207197. The next prime is 6650565207227. The reversal of 6650565207225 is 5227025650566.

It is not a de Polignac number, because 6650565207225 - 2⁹ = 6650565206713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6650565207227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 349101510 + ... + 349120559.

It is an arithmetic number, because the mean of its divisors is an integer number (461757528960).

Almost surely, 2^{6650565207225} is an apocalyptic number.

It is an amenable number.

6650565207225 is a deficient number, since it is larger than the sum of its proper divisors (4431615487815).

6650565207225 is a wasteful number, since it uses less digits than its factorization.

6650565207225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698222209 (or 698222204 counting only the distinct ones).

The product of its (nonzero) digits is 7560000, while the sum is 51.

The spelling of 6650565207225 in words is "six trillion, six hundred fifty billion, five hundred sixty-five million, two hundred seven thousand, two hundred twenty-five".