4078143420443 has 4 divisors (see below), whose sum is σ = 4104118856400. Its totient is φ = 4052167984488.

The previous prime is 4078143420419. The next prime is 4078143420487. The reversal of 4078143420443 is 3440243418704.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4078143420443 - 2²⁶ = 4078076311579 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4078143420394 and 4078143420403.

It is not an unprimeable number, because it can be changed into a prime (4078143420493) 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 3 ways as a sum of consecutive naturals, for example, 12987717743 + ... + 12987718056.

It is an arithmetic number, because the mean of its divisors is an integer number (1026029714100).

Almost surely, 2^{4078143420443} is an apocalyptic number.

4078143420443 is a deficient number, since it is larger than the sum of its proper divisors (25975435957).

4078143420443 is a wasteful number, since it uses less digits than its factorization.

4078143420443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25975435956.

The product of its (nonzero) digits is 1032192, while the sum is 44.

The spelling of 4078143420443 in words is "four trillion, seventy-eight billion, one hundred forty-three million, four hundred twenty thousand, four hundred forty-three".