423143132500000 has 2304 divisors, whose sum is σ = 1322789894899200. Its totient is φ = 131479040000000.

The previous prime is 423143132499991. The next prime is 423143132500021. The reversal of 423143132500000 is 5231341324.

It is a happy number.

It is a super-2 number, since 2×423143132500000² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 7171917499971 + ... + 7171917500029.

It is an arithmetic number, because the mean of its divisors is an integer number (574127558550).

Almost surely, 2^{423143132500000} is an apocalyptic number.

423143132500000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423143132500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (661394947449600).

423143132500000 is an abundant number, since it is smaller than the sum of its proper divisors (899646762399200).

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

423143132500000 is an equidigital number, since it uses as much as digits as its factorization.

423143132500000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207 (or 146 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 423143132500000 its reverse (5231341324), we get a palindrome (423148363841324).

The spelling of 423143132500000 in words is "four hundred twenty-three trillion, one hundred forty-three billion, one hundred thirty-two million, five hundred thousand".