6404323253325 has 48 divisors (see below), whose sum is σ = 10737190692480. Its totient is φ = 3367700167680.

The previous prime is 6404323253291. The next prime is 6404323253333. The reversal of 6404323253325 is 5233523234046.

It is not a de Polignac number, because 6404323253325 - 2⁶ = 6404323253261 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15969616 + ... + 16365734.

It is an arithmetic number, because the mean of its divisors is an integer number (223691472760).

Almost surely, 2^{6404323253325} is an apocalyptic number.

It is an amenable number.

6404323253325 is a deficient number, since it is larger than the sum of its proper divisors (4332867439155).

6404323253325 is a wasteful number, since it uses less digits than its factorization.

6404323253325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399158 (or 399153 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 42.

The spelling of 6404323253325 in words is "six trillion, four hundred four billion, three hundred twenty-three million, two hundred fifty-three thousand, three hundred twenty-five".