4455221142424 has 32 divisors (see below), whose sum is σ = 9306330642000. Its totient is φ = 1985350534272.

The previous prime is 4455221142389. The next prime is 4455221142443. The reversal of 4455221142424 is 4242411225544.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 738594654 + ... + 738600685.

Almost surely, 2^{4455221142424} is an apocalyptic number.

It is an amenable number.

4455221142424 is an abundant number, since it is smaller than the sum of its proper divisors (4851109499576).

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

4455221142424 is a wasteful number, since it uses less digits than its factorization.

4455221142424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477195387 (or 1477195383 counting only the distinct ones).

The product of its digits is 409600, while the sum is 40.

Adding to 4455221142424 its reverse (4242411225544), we get a palindrome (8697632367968).

The spelling of 4455221142424 in words is "four trillion, four hundred fifty-five billion, two hundred twenty-one million, one hundred forty-two thousand, four hundred twenty-four".