325643428427 has 8 divisors (see below), whose sum is σ = 327075365232. Its totient is φ = 324212560000.

The previous prime is 325643428421. The next prime is 325643428471. The reversal of 325643428427 is 724824346523.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 325643428427 - 2¹⁴ = 325643412043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325643428421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346943 + ... + 878439.

It is an arithmetic number, because the mean of its divisors is an integer number (40884420654).

Almost surely, 2^325643428427 is an apocalyptic number.

325643428427 is a deficient number, since it is larger than the sum of its proper divisors (1431936805).

325643428427 is a wasteful number, since it uses less digits than its factorization.

325643428427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534189.

The product of its digits is 7741440, while the sum is 50.

The spelling of 325643428427 in words is "three hundred twenty-five billion, six hundred forty-three million, four hundred twenty-eight thousand, four hundred twenty-seven".