2143328144142 has 32 divisors (see below), whose sum is σ = 4550981019552. Its totient is φ = 670613935104.

The previous prime is 2143328144129. The next prime is 2143328144149. The reversal of 2143328144142 is 2414418233412.

It is a self number, because there is not a number n which added to its sum of digits gives 2143328144142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143328144149) 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, 28129543 + ... + 28205634.

It is an arithmetic number, because the mean of its divisors is an integer number (142218156861).

Almost surely, 2^{2143328144142} is an apocalyptic number.

2143328144142 is an abundant number, since it is smaller than the sum of its proper divisors (2407652875410).

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

2143328144142 is a wasteful number, since it uses less digits than its factorization.

2143328144142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56335572.

The product of its digits is 147456, while the sum is 39.

The spelling of 2143328144142 in words is "two trillion, one hundred forty-three billion, three hundred twenty-eight million, one hundred forty-four thousand, one hundred forty-two".