2331606745543 has 2 divisors, whose sum is σ = 2331606745544. Its totient is φ = 2331606745542.

The previous prime is 2331606745511. The next prime is 2331606745553. The reversal of 2331606745543 is 3455476061332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2331606745543 - 2⁵ = 2331606745511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2331606745553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1165803372771 + 1165803372772.

It is an arithmetic number, because the mean of its divisors is an integer number (1165803372772).

Almost surely, 2^{2331606745543} is an apocalyptic number.

2331606745543 is a deficient number, since it is larger than the sum of its proper divisors (1).

2331606745543 is an equidigital number, since it uses as much as digits as its factorization.

2331606745543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5443200, while the sum is 49.

The spelling of 2331606745543 in words is "two trillion, three hundred thirty-one billion, six hundred six million, seven hundred forty-five thousand, five hundred forty-three".