465799661 has 2 divisors, whose sum is σ = 465799662. Its totient is φ = 465799660.

The previous prime is 465799639. The next prime is 465799667. The reversal of 465799661 is 166997564.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 349914436 + 115885225 = 18706^2 + 10765^2 .

It is a cyclic number.

It is not a de Polignac number, because 465799661 - 2⁶ = 465799597 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (465799667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232899830 + 232899831.

It is an arithmetic number, because the mean of its divisors is an integer number (232899831).

Almost surely, 2^465799661 is an apocalyptic number.

It is an amenable number.

465799661 is a deficient number, since it is larger than the sum of its proper divisors (1).

465799661 is an equidigital number, since it uses as much as digits as its factorization.

465799661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2449440, while the sum is 53.

The square root of 465799661 is about 21582.3923836075. The cubic root of 465799661 is about 775.1749371309.

The spelling of 465799661 in words is "four hundred sixty-five million, seven hundred ninety-nine thousand, six hundred sixty-one".