2143431353196 has 432 divisors, whose sum is σ = 6802362927360. Its totient is φ = 565546302720.

The previous prime is 2143431353093. The next prime is 2143431353197. The reversal of 2143431353196 is 6913531343412.

2143431353196 is a `hidden beast` number, since 2 + 14 + 3 + 4 + 3 + 13 + 531 + 96 = 666.

It is not an unprimeable number, because it can be changed into a prime (2143431353197) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 909388450 + ... + 909390806.

It is an arithmetic number, because the mean of its divisors is an integer number (15746210480).

Almost surely, 2^{2143431353196} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2143431353196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3401181463680).

2143431353196 is an abundant number, since it is smaller than the sum of its proper divisors (4658931574164).

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

2143431353196 is a wasteful number, since it uses less digits than its factorization.

2143431353196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3074 (or 3062 counting only the distinct ones).

The product of its digits is 699840, while the sum is 45.

The spelling of 2143431353196 in words is "two trillion, one hundred forty-three billion, four hundred thirty-one million, three hundred fifty-three thousand, one hundred ninety-six".