244020440002 has 16 divisors (see below), whose sum is σ = 373085141112. Its totient is φ = 119670059520.

The previous prime is 244020439961. The next prime is 244020440003. The reversal of 244020440002 is 200044020442.

It can be written as a sum of positive squares in 4 ways, for example, as 152186592321 + 91833847681 = 390111^2 + 303041^2 .

It is not an unprimeable number, because it can be changed into a prime (244020440003) 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, 2790033 + ... + 2876164.

Almost surely, 2^244020440002 is an apocalyptic number.

244020440002 is a deficient number, since it is larger than the sum of its proper divisors (129064701110).

244020440002 is a wasteful number, since it uses less digits than its factorization.

244020440002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5666613.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 244020440002 its reverse (200044020442), we get a palindrome (444064460444).

The spelling of 244020440002 in words is "two hundred forty-four billion, twenty million, four hundred forty thousand, two".