4128528016 has 10 divisors (see below), whose sum is σ = 7999023062. Its totient is φ = 2064264000.

The previous prime is 4128527989. The next prime is 4128528023. The reversal of 4128528016 is 6108258214.

It can be written as a sum of positive squares in only one way, i.e., 3856410000 + 272118016 = 62100^2 + 16496^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129016485 + ... + 129016516.

Almost surely, 2^4128528016 is an apocalyptic number.

It is an amenable number.

4128528016 is a deficient number, since it is larger than the sum of its proper divisors (3870495046).

4128528016 is a wasteful number, since it uses less digits than its factorization.

4128528016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258033009 (or 258033003 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 37.

The square root of 4128528016 is about 64253.6225904812. The cubic root of 4128528016 is about 1604.2242562221.

The spelling of 4128528016 in words is "four billion, one hundred twenty-eight million, five hundred twenty-eight thousand, sixteen".