465530021771 has 2 divisors, whose sum is σ = 465530021772. Its totient is φ = 465530021770.

The previous prime is 465530021717. The next prime is 465530021777. The reversal of 465530021771 is 177120035564.

Together with previous prime (465530021717) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 465530021771 - 2¹⁴ = 465530005387 is a prime.

It is not a weakly prime, because it can be changed into another prime (465530021777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232765010885 + 232765010886.

It is an arithmetic number, because the mean of its divisors is an integer number (232765010886).

Almost surely, 2^465530021771 is an apocalyptic number.

465530021771 is a deficient number, since it is larger than the sum of its proper divisors (1).

465530021771 is an equidigital number, since it uses as much as digits as its factorization.

465530021771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 176400, while the sum is 41.

The spelling of 465530021771 in words is "four hundred sixty-five billion, five hundred thirty million, twenty-one thousand, seven hundred seventy-one".