4243232431000 has 64 divisors (see below), whose sum is σ = 9929476121760. Its totient is φ = 1697239600000.

The previous prime is 4243232430979. The next prime is 4243232431003. The reversal of 4243232431000 is 1342323424.

It is a super-2 number, since 2×4243232431000² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4243232431000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4243232431003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52260435 + ... + 52341565.

Almost surely, 2^{4243232431000} is an apocalyptic number.

4243232431000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4243232431000 is an abundant number, since it is smaller than the sum of its proper divisors (5686243690760).

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

4243232431000 is a wasteful number, since it uses less digits than its factorization.

4243232431000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133453 (or 133439 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 4243232431000 its reverse (1342323424), we get a palindrome (4244574754424).

The spelling of 4243232431000 in words is "four trillion, two hundred forty-three billion, two hundred thirty-two million, four hundred thirty-one thousand".