444540363 has 8 divisors (see below), whose sum is σ = 593250000. Its totient is φ = 296095488.

The previous prime is 444540331. The next prime is 444540413. The reversal of 444540363 is 363045444.

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

It is not a de Polignac number, because 444540363 - 2⁵ = 444540331 is a prime.

It is a super-2 number, since 2×444540363² = 395232268672343538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (444540323) 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, 62238 + ... + 69011.

It is an arithmetic number, because the mean of its divisors is an integer number (74156250).

Almost surely, 2^444540363 is an apocalyptic number.

444540363 is a deficient number, since it is larger than the sum of its proper divisors (148709637).

444540363 is a wasteful number, since it uses less digits than its factorization.

444540363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132381.

The product of its (nonzero) digits is 69120, while the sum is 33.

The square root of 444540363 is about 21084.1258533523. The cubic root of 444540363 is about 763.1977240883.

The spelling of 444540363 in words is "four hundred forty-four million, five hundred forty thousand, three hundred sixty-three".