327486115661 has 2 divisors, whose sum is σ = 327486115662. Its totient is φ = 327486115660.

The previous prime is 327486115639. The next prime is 327486115741. The reversal of 327486115661 is 166511684723.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 323426514436 + 4059601225 = 568706^2 + 63715^2 .

It is a cyclic number.

It is not a de Polignac number, because 327486115661 - 2⁶ = 327486115597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (327486115861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163743057830 + 163743057831.

It is an arithmetic number, because the mean of its divisors is an integer number (163743057831).

Almost surely, 2^327486115661 is an apocalyptic number.

It is an amenable number.

327486115661 is a deficient number, since it is larger than the sum of its proper divisors (1).

327486115661 is an equidigital number, since it uses as much as digits as its factorization.

327486115661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 50.

The spelling of 327486115661 in words is "three hundred twenty-seven billion, four hundred eighty-six million, one hundred fifteen thousand, six hundred sixty-one".