325309120765 has 4 divisors (see below), whose sum is σ = 390370944924. Its totient is φ = 260247296608.

The previous prime is 325309120753. The next prime is 325309120771. The reversal of 325309120765 is 567021903523.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 227053203001 + 98255917764 = 476501^2 + 313458^2 .

It is a cyclic number.

It is not a de Polignac number, because 325309120765 - 2¹⁷ = 325308989693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32530912072 + ... + 32530912081.

It is an arithmetic number, because the mean of its divisors is an integer number (97592736231).

Almost surely, 2^325309120765 is an apocalyptic number.

It is an amenable number.

325309120765 is a deficient number, since it is larger than the sum of its proper divisors (65061824159).

325309120765 is an equidigital number, since it uses as much as digits as its factorization.

325309120765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65061824158.

The product of its (nonzero) digits is 340200, while the sum is 43.

The spelling of 325309120765 in words is "three hundred twenty-five billion, three hundred nine million, one hundred twenty thousand, seven hundred sixty-five".