444635713225 has 24 divisors (see below), whose sum is σ = 601510393728. Its totient is φ = 323350171200.

The previous prime is 444635713199. The next prime is 444635713231. The reversal of 444635713225 is 522317536444.

It is a de Polignac number, because none of the positive numbers 2^k-444635713225 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5015232 + ... + 5103118.

It is an arithmetic number, because the mean of its divisors is an integer number (25062933072).

Almost surely, 2^444635713225 is an apocalyptic number.

It is an amenable number.

444635713225 is a deficient number, since it is larger than the sum of its proper divisors (156874680503).

444635713225 is a wasteful number, since it uses less digits than its factorization.

444635713225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106305 (or 106300 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 46.

The spelling of 444635713225 in words is "four hundred forty-four billion, six hundred thirty-five million, seven hundred thirteen thousand, two hundred twenty-five".