465511851132 has 12 divisors (see below), whose sum is σ = 1086194319336. Its totient is φ = 155170617040.

The previous prime is 465511851127. The next prime is 465511851247. The reversal of 465511851132 is 231158115564.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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, 19396327119 + ... + 19396327142.

It is an arithmetic number, because the mean of its divisors is an integer number (90516193278).

Almost surely, 2^465511851132 is an apocalyptic number.

It is an amenable number.

465511851132 is an abundant number, since it is smaller than the sum of its proper divisors (620682468204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

465511851132 is a wasteful number, since it uses less digits than its factorization.

465511851132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38792654268 (or 38792654266 counting only the distinct ones).

The product of its digits is 144000, while the sum is 42.

Adding to 465511851132 its reverse (231158115564), we get a palindrome (696669966696).

The spelling of 465511851132 in words is "four hundred sixty-five billion, five hundred eleven million, eight hundred fifty-one thousand, one hundred thirty-two".