446421476563225 has 24 divisors (see below), whose sum is σ = 553861676421248. Its totient is φ = 356944284446400.

The previous prime is 446421476563201. The next prime is 446421476563229. The reversal of 446421476563225 is 522365674124644.

It is a happy number.

It is not a de Polignac number, because 446421476563225 - 2⁹ = 446421476562713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (446421476563229) 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, 504996307 + ... + 505879543.

Almost surely, 2^{446421476563225} is an apocalyptic number.

It is an amenable number.

446421476563225 is a deficient number, since it is larger than the sum of its proper divisors (107440199858023).

446421476563225 is a wasteful number, since it uses less digits than its factorization.

446421476563225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894145 (or 894140 counting only the distinct ones).

The product of its digits is 232243200, while the sum is 61.

The spelling of 446421476563225 in words is "four hundred forty-six trillion, four hundred twenty-one billion, four hundred seventy-six million, five hundred sixty-three thousand, two hundred twenty-five".