424442304305220 has 48 divisors (see below), whose sum is σ = 1188441460418688. Its totient is φ = 113184327970560.

The previous prime is 424442304305177. The next prime is 424442304305263. The reversal of 424442304305220 is 22503403244424.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (424442304305177) and next prime (424442304305263).

It is a super-2 number, since 2×424442304305220² (a number of 30 digits) contains 22 as substring.

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, 15498640 + ... + 33001400.

It is an arithmetic number, because the mean of its divisors is an integer number (24759197092056).

Almost surely, 2^{424442304305220} is an apocalyptic number.

It is an amenable number.

424442304305220 is an abundant number, since it is smaller than the sum of its proper divisors (763999156113468).

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

424442304305220 is a wasteful number, since it uses less digits than its factorization.

424442304305220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17906940 (or 17906938 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 39.

Adding to 424442304305220 its reverse (22503403244424), we get a palindrome (446945707549644).

The spelling of 424442304305220 in words is "four hundred twenty-four trillion, four hundred forty-two billion, three hundred four million, three hundred five thousand, two hundred twenty".