325456951669 has 2 divisors, whose sum is σ = 325456951670. Its totient is φ = 325456951668.

The previous prime is 325456951601. The next prime is 325456951691. The reversal of 325456951669 is 966159654523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200826770769 + 124630180900 = 448137^2 + 353030^2 .

It is a cyclic number.

It is not a de Polignac number, because 325456951669 - 2¹³ = 325456943477 is a prime.

It is a super-2 number, since 2×325456951669² (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 (325456951069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162728475834 + 162728475835.

It is an arithmetic number, because the mean of its divisors is an integer number (162728475835).

Almost surely, 2^325456951669 is an apocalyptic number.

It is an amenable number.

325456951669 is a deficient number, since it is larger than the sum of its proper divisors (1).

325456951669 is an equidigital number, since it uses as much as digits as its factorization.

325456951669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52488000, while the sum is 61.

The spelling of 325456951669 in words is "three hundred twenty-five billion, four hundred fifty-six million, nine hundred fifty-one thousand, six hundred sixty-nine".