465144516211 has 4 divisors (see below), whose sum is σ = 465600094624. Its totient is φ = 464688937800.

The previous prime is 465144516209. The next prime is 465144516217. The reversal of 465144516211 is 112615441564.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 465144516211 - 2¹ = 465144516209 is a prime.

It is a super-2 number, since 2×465144516211² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (465144516217) 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 in 3 ways as a sum of consecutive naturals, for example, 227787675 + ... + 227789716.

It is an arithmetic number, because the mean of its divisors is an integer number (116400023656).

Almost surely, 2^465144516211 is an apocalyptic number.

465144516211 is a deficient number, since it is larger than the sum of its proper divisors (455578413).

465144516211 is a wasteful number, since it uses less digits than its factorization.

465144516211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455578412.

The product of its digits is 115200, while the sum is 40.

Adding to 465144516211 its reverse (112615441564), we get a palindrome (577759957775).

The spelling of 465144516211 in words is "four hundred sixty-five billion, one hundred forty-four million, five hundred sixteen thousand, two hundred eleven".