323142453512 has 16 divisors (see below), whose sum is σ = 607331280300. Its totient is φ = 161187445440.

The previous prime is 323142453511. The next prime is 323142453521. The reversal of 323142453512 is 215354241323.

It can be written as a sum of positive squares in 2 ways, for example, as 321790714756 + 1351738756 = 567266^2 + 36766^2 .

It is a super-2 number, since 2×323142453512² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (323142453511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47969087 + ... + 47975822.

Almost surely, 2^323142453512 is an apocalyptic number.

It is an amenable number.

323142453512 is a deficient number, since it is larger than the sum of its proper divisors (284188826788).

323142453512 is a wasteful number, since it uses less digits than its factorization.

323142453512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95945336 (or 95945332 counting only the distinct ones).

The product of its digits is 86400, while the sum is 35.

Adding to 323142453512 its reverse (215354241323), we get a palindrome (538496694835).

The spelling of 323142453512 in words is "three hundred twenty-three billion, one hundred forty-two million, four hundred fifty-three thousand, five hundred twelve".