2444220471489 has 16 divisors (see below), whose sum is σ = 3268481920704. Its totient is φ = 1624720486400.

The previous prime is 2444220471487. The next prime is 2444220471493. The reversal of 2444220471489 is 9841740224442.

It is a cyclic number.

It is not a de Polignac number, because 2444220471489 - 2¹ = 2444220471487 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2444220471487) 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, 12623569 + ... + 12815729.

It is an arithmetic number, because the mean of its divisors is an integer number (204280120044).

Almost surely, 2^{2444220471489} is an apocalyptic number.

It is an amenable number.

2444220471489 is a deficient number, since it is larger than the sum of its proper divisors (824261449215).

2444220471489 is a wasteful number, since it uses less digits than its factorization.

2444220471489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204528.

The product of its (nonzero) digits is 4128768, while the sum is 51.

The spelling of 2444220471489 in words is "two trillion, four hundred forty-four billion, two hundred twenty million, four hundred seventy-one thousand, four hundred eighty-nine".