325440051353 has 2 divisors, whose sum is σ = 325440051354. Its totient is φ = 325440051352.

The previous prime is 325440051283. The next prime is 325440051439. The reversal of 325440051353 is 353150044523.

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., 214875821209 + 110564230144 = 463547^2 + 332512^2 .

It is a cyclic number.

It is not a de Polignac number, because 325440051353 - 2¹⁸ = 325439789209 is a prime.

It is a super-2 number, since 2×325440051353² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (325440056353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162720025676 + 162720025677.

It is an arithmetic number, because the mean of its divisors is an integer number (162720025677).

Almost surely, 2^325440051353 is an apocalyptic number.

It is an amenable number.

325440051353 is a deficient number, since it is larger than the sum of its proper divisors (1).

325440051353 is an equidigital number, since it uses as much as digits as its factorization.

325440051353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 325440051353 its reverse (353150044523), we get a palindrome (678590095876).

The spelling of 325440051353 in words is "three hundred twenty-five billion, four hundred forty million, fifty-one thousand, three hundred fifty-three".