4428128608930 has 64 divisors (see below), whose sum is σ = 9188678620800. Its totient is φ = 1522695214080.

The previous prime is 4428128608921. The next prime is 4428128608991. The reversal of 4428128608930 is 398068218244.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15047191 + ... + 15338650.

It is an arithmetic number, because the mean of its divisors is an integer number (143573103450).

Almost surely, 2^{4428128608930} is an apocalyptic number.

4428128608930 is an abundant number, since it is smaller than the sum of its proper divisors (4760550011870).

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

4428128608930 is a wasteful number, since it uses less digits than its factorization.

4428128608930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30385939.

The product of its (nonzero) digits is 5308416, while the sum is 55.

The spelling of 4428128608930 in words is "four trillion, four hundred twenty-eight billion, one hundred twenty-eight million, six hundred eight thousand, nine hundred thirty".