2421944474448 has 80 divisors (see below), whose sum is σ = 6274278787520. Its totient is φ = 805048077312.

The previous prime is 2421944474377. The next prime is 2421944474501. The reversal of 2421944474448 is 8444744491242.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28299690 + ... + 28385142.

It is an arithmetic number, because the mean of its divisors is an integer number (78428484844).

Almost surely, 2^{2421944474448} is an apocalyptic number.

It is an amenable number.

2421944474448 is an abundant number, since it is smaller than the sum of its proper divisors (3852334313072).

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

2421944474448 is a wasteful number, since it uses less digits than its factorization.

2421944474448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87116 (or 87110 counting only the distinct ones).

The product of its digits is 33030144, while the sum is 57.

The spelling of 2421944474448 in words is "two trillion, four hundred twenty-one billion, nine hundred forty-four million, four hundred seventy-four thousand, four hundred forty-eight".