4025163321 has 32 divisors (see below), whose sum is σ = 6328368000. Its totient is φ = 2519838720.

The previous prime is 4025163299. The next prime is 4025163353. The reversal of 4025163321 is 1233615204.

4025163321 is a `hidden beast` number, since 4 + 0 + 2 + 5 + 1 + 633 + 21 = 666.

It is not a de Polignac number, because 4025163321 - 2⁹ = 4025162809 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4025163391) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 196326 + ... + 215856.

It is an arithmetic number, because the mean of its divisors is an integer number (197761500).

Almost surely, 2^4025163321 is an apocalyptic number.

It is an amenable number.

4025163321 is a deficient number, since it is larger than the sum of its proper divisors (2303204679).

4025163321 is a wasteful number, since it uses less digits than its factorization.

4025163321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20006 (or 20000 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 4025163321 is about 63444.1748389874. The cubic root of 4025163321 is about 1590.7227863716.

Adding to 4025163321 its reverse (1233615204), we get a palindrome (5258778525).

The spelling of 4025163321 in words is "four billion, twenty-five million, one hundred sixty-three thousand, three hundred twenty-one".