440563145 has 8 divisors (see below), whose sum is σ = 576737280. Its totient is φ = 320409520.

The previous prime is 440563139. The next prime is 440563153. The reversal of 440563145 is 541365044.

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

It is not a de Polignac number, because 440563145 - 2²⁸ = 172127689 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4005065 + ... + 4005174.

It is an arithmetic number, because the mean of its divisors is an integer number (72092160).

Almost surely, 2^440563145 is an apocalyptic number.

It is an amenable number.

440563145 is a deficient number, since it is larger than the sum of its proper divisors (136174135).

440563145 is a wasteful number, since it uses less digits than its factorization.

440563145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8010255.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 440563145 is about 20989.5961133129. The cubic root of 440563145 is about 760.9148407351.

The spelling of 440563145 in words is "four hundred forty million, five hundred sixty-three thousand, one hundred forty-five".