2421144441204 has 72 divisors (see below), whose sum is σ = 5796521231424. Its totient is φ = 786543475200.

The previous prime is 2421144441203. The next prime is 2421144441211. The reversal of 2421144441204 is 4021444411242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421144441203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19444264 + ... + 19568384.

Almost surely, 2^{2421144441204} is an apocalyptic number.

It is an amenable number.

2421144441204 is an abundant number, since it is smaller than the sum of its proper divisors (3375376790220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2421144441204 is a wasteful number, since it uses less digits than its factorization.

2421144441204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125177 (or 125134 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 33.

Adding to 2421144441204 its reverse (4021444411242), we get a palindrome (6442588852446).

The spelling of 2421144441204 in words is "two trillion, four hundred twenty-one billion, one hundred forty-four million, four hundred forty-one thousand, two hundred four".