406375573543 has 2 divisors, whose sum is σ = 406375573544. Its totient is φ = 406375573542.

The previous prime is 406375573537. The next prime is 406375573651. The reversal of 406375573543 is 345375573604.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-406375573543 is a prime.

It is a super-2 number, since 2×406375573543² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (406375573343) 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, 203187786771 + 203187786772.

It is an arithmetic number, because the mean of its divisors is an integer number (203187786772).

Almost surely, 2^406375573543 is an apocalyptic number.

406375573543 is a deficient number, since it is larger than the sum of its proper divisors (1).

406375573543 is an equidigital number, since it uses as much as digits as its factorization.

406375573543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15876000, while the sum is 52.

The spelling of 406375573543 in words is "four hundred six billion, three hundred seventy-five million, five hundred seventy-three thousand, five hundred forty-three".