4258520864 has 24 divisors (see below), whose sum is σ = 9028884060. Its totient is φ = 1965470976.

The previous prime is 4258520813. The next prime is 4258520879. The reversal of 4258520864 is 4680258524.

It can be written as a sum of positive squares in 2 ways, for example, as 3057205264 + 1201315600 = 55292^2 + 34660^2 .

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, 5117999 + ... + 5118830.

Almost surely, 2^4258520864 is an apocalyptic number.

It is an amenable number.

4258520864 is an abundant number, since it is smaller than the sum of its proper divisors (4770363196).

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

4258520864 is a wasteful number, since it uses less digits than its factorization.

4258520864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10236852 (or 10236844 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 44.

The square root of 4258520864 is about 65257.3433722213. The cubic root of 4258520864 is about 1620.8876992293.

The spelling of 4258520864 in words is "four billion, two hundred fifty-eight million, five hundred twenty thousand, eight hundred sixty-four".