445416065 has 16 divisors (see below), whose sum is σ = 569562192. Its totient is φ = 333225984.

The previous prime is 445416061. The next prime is 445416079. The reversal of 445416065 is 560614544.

It can be written as a sum of positive squares in 8 ways, for example, as 3701776 + 441714289 = 1924^2 + 21017^2 .

It is a cyclic number.

It is not a de Polignac number, because 445416065 - 2² = 445416061 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (445416061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3344 + ... + 30033.

It is an arithmetic number, because the mean of its divisors is an integer number (35597637).

Almost surely, 2^445416065 is an apocalyptic number.

It is an amenable number.

445416065 is a deficient number, since it is larger than the sum of its proper divisors (124146127).

445416065 is a wasteful number, since it uses less digits than its factorization.

445416065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33556.

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 445416065 is about 21104.8824919733. The cubic root of 445416065 is about 763.6985375557.

The spelling of 445416065 in words is "four hundred forty-five million, four hundred sixteen thousand, sixty-five".