446173400445472 has 72 divisors (see below), whose sum is σ = 1035814250981916. Its totient is φ = 188597758261248.

The previous prime is 446173400445463. The next prime is 446173400445557. The reversal of 446173400445472 is 274544004371644.

It can be written as a sum of positive squares in 2 ways, for example, as 438495158956176 + 7678241489296 = 20940276^2 + 2770964^2 .

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, 1948853773 + ... + 1949082700.

Almost surely, 2^{446173400445472} is an apocalyptic number.

It is an amenable number.

446173400445472 is an abundant number, since it is smaller than the sum of its proper divisors (589640850536444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

446173400445472 is a wasteful number, since it uses less digits than its factorization.

446173400445472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3897936570 (or 3897936555 counting only the distinct ones).

The product of its (nonzero) digits is 36126720, while the sum is 55.

The spelling of 446173400445472 in words is "four hundred forty-six trillion, one hundred seventy-three billion, four hundred million, four hundred forty-five thousand, four hundred seventy-two".