4257163984 has 20 divisors (see below), whose sum is σ = 8249297284. Its totient is φ = 2128313088.

The previous prime is 4257163973. The next prime is 4257164003. The reversal of 4257163984 is 4893617524.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3521235600 + 735928384 = 59340^2 + 27128^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193684 + ... + 214540.

Almost surely, 2^4257163984 is an apocalyptic number.

It is an amenable number.

4257163984 is a deficient number, since it is larger than the sum of its proper divisors (3992133300).

4257163984 is a wasteful number, since it uses less digits than its factorization.

4257163984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33622 (or 33616 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

The square root of 4257163984 is about 65246.9461660850. The cubic root of 4257163984 is about 1620.7155280456.

The spelling of 4257163984 in words is "four billion, two hundred fifty-seven million, one hundred sixty-three thousand, nine hundred eighty-four".