2685188332443 has 4 divisors (see below), whose sum is σ = 3580251109928. Its totient is φ = 1790125554960.

The previous prime is 2685188332441. The next prime is 2685188332447. The reversal of 2685188332443 is 3442338815862.

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

It is not a de Polignac number, because 2685188332443 - 2¹ = 2685188332441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2685188332441) 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, 447531388738 + ... + 447531388743.

It is an arithmetic number, because the mean of its divisors is an integer number (895062777482).

Almost surely, 2^{2685188332443} is an apocalyptic number.

2685188332443 is a deficient number, since it is larger than the sum of its proper divisors (895062777485).

2685188332443 is an equidigital number, since it uses as much as digits as its factorization.

2685188332443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895062777484.

The product of its digits is 26542080, while the sum is 57.

The spelling of 2685188332443 in words is "two trillion, six hundred eighty-five billion, one hundred eighty-eight million, three hundred thirty-two thousand, four hundred forty-three".