405552534043 has 2 divisors, whose sum is σ = 405552534044. Its totient is φ = 405552534042.

The previous prime is 405552534041. The next prime is 405552534053. The reversal of 405552534043 is 340435255504.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 405552534043 - 2¹ = 405552534041 is a prime.

Together with 405552534041, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 405552533987 and 405552534005.

It is not a weakly prime, because it can be changed into another prime (405552534041) 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 as a sum of consecutive naturals, namely, 202776267021 + 202776267022.

It is an arithmetic number, because the mean of its divisors is an integer number (202776267022).

Almost surely, 2^405552534043 is an apocalyptic number.

405552534043 is a deficient number, since it is larger than the sum of its proper divisors (1).

405552534043 is an equidigital number, since it uses as much as digits as its factorization.

405552534043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720000, while the sum is 40.

Adding to 405552534043 its reverse (340435255504), we get a palindrome (745987789547).

The spelling of 405552534043 in words is "four hundred five billion, five hundred fifty-two million, five hundred thirty-four thousand, forty-three".