320104401325 has 12 divisors (see below), whose sum is σ = 397025025280. Its totient is φ = 256021864560.

The previous prime is 320104401223. The next prime is 320104401347. The reversal of 320104401325 is 523104401023.

It is not a de Polignac number, because 320104401325 - 2¹⁵ = 320104368557 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 320104401325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1435359 + ... + 1643308.

Almost surely, 2^320104401325 is an apocalyptic number.

It is an amenable number.

320104401325 is a deficient number, since it is larger than the sum of its proper divisors (76920623955).

320104401325 is a wasteful number, since it uses less digits than its factorization.

320104401325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3082836 (or 3082831 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 320104401325 its reverse (523104401023), we get a palindrome (843208802348).

The spelling of 320104401325 in words is "three hundred twenty billion, one hundred four million, four hundred one thousand, three hundred twenty-five".