4128485984 has 72 divisors (see below), whose sum is σ = 9952671960. Its totient is φ = 1676215296.

The previous prime is 4128485951. The next prime is 4128486053. The reversal of 4128485984 is 4895848214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39497 + ... + 99080.

It is an arithmetic number, because the mean of its divisors is an integer number (138231555).

Almost surely, 2^4128485984 is an apocalyptic number.

It is an amenable number.

4128485984 is an abundant number, since it is smaller than the sum of its proper divisors (5824185976).

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

4128485984 is a wasteful number, since it uses less digits than its factorization.

4128485984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138620 (or 138605 counting only the distinct ones).

The product of its digits is 2949120, while the sum is 53.

The square root of 4128485984 is about 64253.2955108141. The cubic root of 4128485984 is about 1604.2188120717.

The spelling of 4128485984 in words is "four billion, one hundred twenty-eight million, four hundred eighty-five thousand, nine hundred eighty-four".