445041265 has 16 divisors (see below), whose sum is σ = 557410896. Its totient is φ = 340787200.

The previous prime is 445041263. The next prime is 445041281. The reversal of 445041265 is 562140544.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 49 + 445041216 = 7^2 + 21096^2 .

It is not a de Polignac number, because 445041265 - 2¹ = 445041263 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (445041263) 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, 9616 + ... + 31345.

It is an arithmetic number, because the mean of its divisors is an integer number (34838181).

Almost surely, 2^445041265 is an apocalyptic number.

It is an amenable number.

445041265 is a deficient number, since it is larger than the sum of its proper divisors (112369631).

445041265 is a wasteful number, since it uses less digits than its factorization.

445041265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41060.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 445041265 is about 21096.0011613576. The cubic root of 445041265 is about 763.4842700750.

The spelling of 445041265 in words is "four hundred forty-five million, forty-one thousand, two hundred sixty-five".