447564746254225 has 12 divisors (see below), whose sum is σ = 556006126934620. Its totient is φ = 357389963726400.

The previous prime is 447564746254217. The next prime is 447564746254271. The reversal of 447564746254225 is 522452647465744.

It can be written as a sum of positive squares in 6 ways, for example, as 17631197898304 + 429933548355921 = 4198952^2 + 20734839^2 .

It is not a de Polignac number, because 447564746254225 - 2³ = 447564746254217 is a prime.

It is a super-2 number, since 2×447564746254225² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16545818130 + ... + 16545845179.

Almost surely, 2^{447564746254225} is an apocalyptic number.

It is an amenable number.

447564746254225 is a deficient number, since it is larger than the sum of its proper divisors (108441380680395).

447564746254225 is a wasteful number, since it uses less digits than its factorization.

447564746254225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33091663860 (or 33091663855 counting only the distinct ones).

The product of its digits is 1806336000, while the sum is 67.

The spelling of 447564746254225 in words is "four hundred forty-seven trillion, five hundred sixty-four billion, seven hundred forty-six million, two hundred fifty-four thousand, two hundred twenty-five".