444564000287 has 48 divisors (see below), whose sum is σ = 507606293376. Its totient is φ = 388739736000.

The previous prime is 444564000269. The next prime is 444564000289. The reversal of 444564000287 is 782000465444.

It is not a de Polignac number, because 444564000287 - 2²² = 444559805983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444564000289) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 422990912 + ... + 422991962.

It is an arithmetic number, because the mean of its divisors is an integer number (10575131112).

Almost surely, 2^444564000287 is an apocalyptic number.

444564000287 is a deficient number, since it is larger than the sum of its proper divisors (63042293089).

444564000287 is a wasteful number, since it uses less digits than its factorization.

With its successor (444564000288) it forms an eRAP, since the sums of their prime factors are consecutive (2100 and 2101).

444564000287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2100 (or 2089 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 44.

The spelling of 444564000287 in words is "four hundred forty-four billion, five hundred sixty-four million, two hundred eighty-seven", and thus it is an aban number.