4297664512 has 72 divisors (see below), whose sum is σ = 8922718350. Its totient is φ = 2067021824.

The previous prime is 4297664491. The next prime is 4297664513. The reversal of 4297664512 is 2154667924.

It can be written as a sum of positive squares in 3 ways, for example, as 1633453056 + 2664211456 = 40416^2 + 51616^2 .

It is not an unprimeable number, because it can be changed into a prime (4297664513) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15976314 + ... + 15976582.

Almost surely, 2^4297664512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4297664512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4461359175).

4297664512 is an abundant number, since it is smaller than the sum of its proper divisors (4625053838).

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

4297664512 is an frugal number, since it uses more digits than its factorization.

4297664512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589 (or 300 counting only the distinct ones).

The product of its digits is 725760, while the sum is 46.

The square root of 4297664512 is about 65556.5748952765. The cubic root of 4297664512 is about 1625.8388741080.

The spelling of 4297664512 in words is "four billion, two hundred ninety-seven million, six hundred sixty-four thousand, five hundred twelve".