324431134452 has 36 divisors (see below), whose sum is σ = 820893127236. Its totient is φ = 108037779840.

The previous prime is 324431134451. The next prime is 324431134453. The reversal of 324431134452 is 254431134423.

324431134452 is a `hidden beast` number, since 3 + 2 + 44 + 31 + 134 + 452 = 666.

It is an interprime number because it is at equal distance from previous prime (324431134451) and next prime (324431134453).

It can be written as a sum of positive squares in 2 ways, for example, as 102018915216 + 222412219236 = 319404^2 + 471606^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×324431134452² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324431134451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4376553 + ... + 4450064.

Almost surely, 2^324431134452 is an apocalyptic number.

It is an amenable number.

324431134452 is an abundant number, since it is smaller than the sum of its proper divisors (496461992784).

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

324431134452 is a wasteful number, since it uses less digits than its factorization.

324431134452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8827648 (or 8827643 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

Adding to 324431134452 its reverse (254431134423), we get a palindrome (578862268875).

The spelling of 324431134452 in words is "three hundred twenty-four billion, four hundred thirty-one million, one hundred thirty-four thousand, four hundred fifty-two".