2043542254143 has 16 divisors (see below), whose sum is σ = 2964567779936. Its totient is φ = 1244599879680.

The previous prime is 2043542254141. The next prime is 2043542254297. The reversal of 2043542254143 is 3414522453402.

It is not a de Polignac number, because 2043542254143 - 2¹ = 2043542254141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043542254141) 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, 270091678 + ... + 270099243.

It is an arithmetic number, because the mean of its divisors is an integer number (185285486246).

Almost surely, 2^{2043542254143} is an apocalyptic number.

2043542254143 is a deficient number, since it is larger than the sum of its proper divisors (921025525793).

2043542254143 is a wasteful number, since it uses less digits than its factorization.

2043542254143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540191034.

The product of its (nonzero) digits is 460800, while the sum is 39.

The spelling of 2043542254143 in words is "two trillion, forty-three billion, five hundred forty-two million, two hundred fifty-four thousand, one hundred forty-three".