325513578193 has 2 divisors, whose sum is σ = 325513578194. Its totient is φ = 325513578192.

The previous prime is 325513578157. The next prime is 325513578251. The reversal of 325513578193 is 391875315523.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 293105297664 + 32408280529 = 541392^2 + 180023^2 .

It is a cyclic number.

It is not a de Polignac number, because 325513578193 - 2¹³ = 325513570001 is a prime.

It is a super-3 number, since 3×325513578193³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 325513578193.

It is not a weakly prime, because it can be changed into another prime (325513578113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162756789096 + 162756789097.

It is an arithmetic number, because the mean of its divisors is an integer number (162756789097).

Almost surely, 2^325513578193 is an apocalyptic number.

It is an amenable number.

325513578193 is a deficient number, since it is larger than the sum of its proper divisors (1).

325513578193 is an equidigital number, since it uses as much as digits as its factorization.

325513578193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3402000, while the sum is 52.

The spelling of 325513578193 in words is "three hundred twenty-five billion, five hundred thirteen million, five hundred seventy-eight thousand, one hundred ninety-three".