4025320505 has 32 divisors (see below), whose sum is σ = 5127598080. Its totient is φ = 3027245760.

The previous prime is 4025320501. The next prime is 4025320517. The reversal of 4025320505 is 5050235204.

It is not a de Polignac number, because 4025320505 - 2² = 4025320501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4025320501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3583874 + ... + 3584996.

It is an arithmetic number, because the mean of its divisors is an integer number (160237440).

Almost surely, 2^4025320505 is an apocalyptic number.

It is an amenable number.

4025320505 is a deficient number, since it is larger than the sum of its proper divisors (1102277575).

4025320505 is a wasteful number, since it uses less digits than its factorization.

4025320505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1661.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 4025320505 is about 63445.4135852230. The cubic root of 4025320505 is about 1590.7434921912.

Adding to 4025320505 its reverse (5050235204), we get a palindrome (9075555709).

The spelling of 4025320505 in words is "four billion, twenty-five million, three hundred twenty thousand, five hundred five".