2143350452000 has 48 divisors (see below), whose sum is σ = 5266212070392. Its totient is φ = 857340179200.

The previous prime is 2143350451993. The next prime is 2143350452003. The reversal of 2143350452000 is 2540533412.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 144214619536 + 1999135832464 = 379756^2 + 1413908^2 .

It is not an unprimeable number, because it can be changed into a prime (2143350452003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267914807 + ... + 267922806.

Almost surely, 2^{2143350452000} is an apocalyptic number.

2143350452000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2143350452000 is an abundant number, since it is smaller than the sum of its proper divisors (3122861618392).

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

2143350452000 is an equidigital number, since it uses as much as digits as its factorization.

2143350452000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535837638 (or 535837620 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 2143350452000 its reverse (2540533412), we get a palindrome (2145890985412).

The spelling of 2143350452000 in words is "two trillion, one hundred forty-three billion, three hundred fifty million, four hundred fifty-two thousand".