4025230664 has 64 divisors (see below), whose sum is σ = 9305318400. Its totient is φ = 1589601024.

The previous prime is 4025230663. The next prime is 4025230687. The reversal of 4025230664 is 4660325204.

It is a self number, because there is not a number n which added to its sum of digits gives 4025230664.

It is not an unprimeable number, because it can be changed into a prime (4025230661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 437342 + ... + 446450.

It is an arithmetic number, because the mean of its divisors is an integer number (145395600).

Almost surely, 2^4025230664 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 4025230664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4652659200).

4025230664 is an abundant number, since it is smaller than the sum of its proper divisors (5280087736).

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

4025230664 is a wasteful number, since it uses less digits than its factorization.

4025230664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9742 (or 9738 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 4025230664 is about 63444.7055631910. The cubic root of 4025230664 is about 1590.7316575187.

Adding to 4025230664 its reverse (4660325204), we get a palindrome (8685555868).

The spelling of 4025230664 in words is "four billion, twenty-five million, two hundred thirty thousand, six hundred sixty-four".