465492400508189 has 2 divisors, whose sum is σ = 465492400508190. Its totient is φ = 465492400508188.

The previous prime is 465492400508153. The next prime is 465492400508237. The reversal of 465492400508189 is 981805004294564.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 399925323485689 + 65567077022500 = 19998133^2 + 8097350^2 .

It is a cyclic number.

It is not a de Polignac number, because 465492400508189 - 2¹² = 465492400504093 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (465492400508689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232746200254094 + 232746200254095.

It is an arithmetic number, because the mean of its divisors is an integer number (232746200254095).

Almost surely, 2^{465492400508189} is an apocalyptic number.

It is an amenable number.

465492400508189 is a deficient number, since it is larger than the sum of its proper divisors (1).

465492400508189 is an equidigital number, since it uses as much as digits as its factorization.

465492400508189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 99532800, while the sum is 65.

The spelling of 465492400508189 in words is "four hundred sixty-five trillion, four hundred ninety-two billion, four hundred million, five hundred eight thousand, one hundred eighty-nine".