325109420591 has 2 divisors, whose sum is σ = 325109420592. Its totient is φ = 325109420590.

The previous prime is 325109420579. The next prime is 325109420651. The reversal of 325109420591 is 195024901523.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 325109420591 - 2¹⁰ = 325109419567 is a prime.

It is a super-2 number, since 2×325109420591² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325109420521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162554710295 + 162554710296.

It is an arithmetic number, because the mean of its divisors is an integer number (162554710296).

Almost surely, 2^325109420591 is an apocalyptic number.

325109420591 is a deficient number, since it is larger than the sum of its proper divisors (1).

325109420591 is an equidigital number, since it uses as much as digits as its factorization.

325109420591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 41.

The spelling of 325109420591 in words is "three hundred twenty-five billion, one hundred nine million, four hundred twenty thousand, five hundred ninety-one".