3842102218543 has 4 divisors (see below), whose sum is σ = 3842546554960. Its totient is φ = 3841657882128.

The previous prime is 3842102218523. The next prime is 3842102218573. The reversal of 3842102218543 is 3458122012483.

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 3842102218543 - 2⁴¹ = 1643078962991 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3842102218543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3842102218523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222155238 + ... + 222172531.

It is an arithmetic number, because the mean of its divisors is an integer number (960636638740).

Almost surely, 2^{3842102218543} is an apocalyptic number.

3842102218543 is a deficient number, since it is larger than the sum of its proper divisors (444336417).

3842102218543 is an equidigital number, since it uses as much as digits as its factorization.

3842102218543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444336416.

The product of its (nonzero) digits is 368640, while the sum is 43.

The spelling of 3842102218543 in words is "three trillion, eight hundred forty-two billion, one hundred two million, two hundred eighteen thousand, five hundred forty-three".