2143410432340 has 48 divisors (see below), whose sum is σ = 4583733903504. Its totient is φ = 841690137600.

The previous prime is 2143410432329. The next prime is 2143410432343. The reversal of 2143410432340 is 432340143412.

It can be written as a sum of positive squares in 8 ways, for example, as 837861961104 + 1305548471236 = 915348^2 + 1142606^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143410432343) 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, 1050459 + ... + 2321698.

It is an arithmetic number, because the mean of its divisors is an integer number (95494456323).

Almost surely, 2^{2143410432340} is an apocalyptic number.

2143410432340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2143410432340 is an abundant number, since it is smaller than the sum of its proper divisors (2440323471164).

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

2143410432340 is a wasteful number, since it uses less digits than its factorization.

2143410432340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3372748 (or 3372746 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 2143410432340 its reverse (432340143412), we get a palindrome (2575750575752).

The spelling of 2143410432340 in words is "two trillion, one hundred forty-three billion, four hundred ten million, four hundred thirty-two thousand, three hundred forty".