445550312 has 8 divisors (see below), whose sum is σ = 835406850. Its totient is φ = 222775152.

The previous prime is 445550309. The next prime is 445550341. The reversal of 445550312 is 213055544.

It can be written as a sum of positive squares in only one way, i.e., 371487076 + 74063236 = 19274^2 + 8606^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27846887 + ... + 27846902.

Almost surely, 2^445550312 is an apocalyptic number.

It is an amenable number.

445550312 is a deficient number, since it is larger than the sum of its proper divisors (389856538).

445550312 is a wasteful number, since it uses less digits than its factorization.

445550312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55693795 (or 55693791 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 445550312 is about 21108.0627249400. The cubic root of 445550312 is about 763.7752552939.

The spelling of 445550312 in words is "four hundred forty-five million, five hundred fifty thousand, three hundred twelve".