325665653415541 has 2 divisors, whose sum is σ = 325665653415542. Its totient is φ = 325665653415540.

The previous prime is 325665653415497. The next prime is 325665653415559. The reversal of 325665653415541 is 145514356566523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 292447963232100 + 33217690183441 = 17101110^2 + 5763479^2 .

It is a cyclic number.

It is not a de Polignac number, because 325665653415541 - 2⁴¹ = 323466630159989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 325665653415541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325665653415941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162832826707770 + 162832826707771.

It is an arithmetic number, because the mean of its divisors is an integer number (162832826707771).

Almost surely, 2^{325665653415541} is an apocalyptic number.

It is an amenable number.

325665653415541 is a deficient number, since it is larger than the sum of its proper divisors (1).

325665653415541 is an equidigital number, since it uses as much as digits as its factorization.

325665653415541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 194400000, while the sum is 61.

The spelling of 325665653415541 in words is "three hundred twenty-five trillion, six hundred sixty-five billion, six hundred fifty-three million, four hundred fifteen thousand, five hundred forty-one".