325421730427 has 4 divisors (see below), whose sum is σ = 344564185176. Its totient is φ = 306279275680.

The previous prime is 325421730421. The next prime is 325421730437. The reversal of 325421730427 is 724037124523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 724037124523 = 179 ⋅4044900137.

It is a cyclic number.

It is not a de Polignac number, because 325421730427 - 2³ = 325421730419 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 325421730427.

It is not an unprimeable number, because it can be changed into a prime (325421730421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9571227349 + ... + 9571227382.

It is an arithmetic number, because the mean of its divisors is an integer number (86141046294).

Almost surely, 2^325421730427 is an apocalyptic number.

325421730427 is a deficient number, since it is larger than the sum of its proper divisors (19142454749).

325421730427 is a wasteful number, since it uses less digits than its factorization.

325421730427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19142454748.

The product of its (nonzero) digits is 282240, while the sum is 40.

The spelling of 325421730427 in words is "three hundred twenty-five billion, four hundred twenty-one million, seven hundred thirty thousand, four hundred twenty-seven".