2431321440000 has 180 divisors, whose sum is σ = 8085989136456. Its totient is φ = 648352256000.

The previous prime is 2431321439999. The next prime is 2431321440059. The reversal of 2431321440000 is 441231342.

It is a super-2 number, since 2×2431321440000² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2052627 + ... + 3012626.

Almost surely, 2^{2431321440000} is an apocalyptic number.

2431321440000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2431321440000 is an abundant number, since it is smaller than the sum of its proper divisors (5654667696456).

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

2431321440000 is an frugal number, since it uses more digits than its factorization.

2431321440000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5065292 (or 5065263 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 2431321440000 its reverse (441231342), we get a palindrome (2431762671342).

The spelling of 2431321440000 in words is "two trillion, four hundred thirty-one billion, three hundred twenty-one million, four hundred forty thousand".