468337233085661 has 2 divisors, whose sum is σ = 468337233085662. Its totient is φ = 468337233085660.

The previous prime is 468337233085511. The next prime is 468337233085723. The reversal of 468337233085661 is 166580332733864.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 440062596673561 + 28274636412100 = 20977669^2 + 5317390^2 .

It is a cyclic number.

It is not a de Polignac number, because 468337233085661 - 2³⁰ = 468336159343837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (468337233085861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234168616542830 + 234168616542831.

It is an arithmetic number, because the mean of its divisors is an integer number (234168616542831).

Almost surely, 2^{468337233085661} is an apocalyptic number.

It is an amenable number.

468337233085661 is a deficient number, since it is larger than the sum of its proper divisors (1).

468337233085661 is an equidigital number, since it uses as much as digits as its factorization.

468337233085661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 313528320, while the sum is 65.

The spelling of 468337233085661 in words is "four hundred sixty-eight trillion, three hundred thirty-seven billion, two hundred thirty-three million, eighty-five thousand, six hundred sixty-one".