445320001 has 8 divisors (see below), whose sum is σ = 509068160. Its totient is φ = 381604608.

The previous prime is 445319977. The next prime is 445320017. The reversal of 445320001 is 100023544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 445320001 - 2⁹ = 445319489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (445320101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39340 + ... + 49378.

It is an arithmetic number, because the mean of its divisors is an integer number (63633520).

Almost surely, 2^445320001 is an apocalyptic number.

It is an amenable number.

445320001 is a deficient number, since it is larger than the sum of its proper divisors (63748159).

445320001 is a wasteful number, since it uses less digits than its factorization.

445320001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16383.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 445320001 is about 21102.6064977765. The cubic root of 445320001 is about 763.6436306818.

Adding to 445320001 its reverse (100023544), we get a palindrome (545343545).

The spelling of 445320001 in words is "four hundred forty-five million, three hundred twenty thousand, one".