4428224428620 has 48 divisors (see below), whose sum is σ = 12555978140160. Its totient is φ = 1165912253376.

The previous prime is 4428224428583. The next prime is 4428224428637. The reversal of 4428224428620 is 268244228244.

It is a self number, because there is not a number n which added to its sum of digits gives 4428224428620.

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, 467107542 + ... + 467117021.

It is an arithmetic number, because the mean of its divisors is an integer number (261582877920).

Almost surely, 2^{4428224428620} is an apocalyptic number.

It is an amenable number.

4428224428620 is an abundant number, since it is smaller than the sum of its proper divisors (8127753711540).

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

4428224428620 is a wasteful number, since it uses less digits than its factorization.

4428224428620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934224654 (or 934224652 counting only the distinct ones).

The product of its (nonzero) digits is 3145728, while the sum is 48.

The spelling of 4428224428620 in words is "four trillion, four hundred twenty-eight billion, two hundred twenty-four million, four hundred twenty-eight thousand, six hundred twenty".