41808042431 has 2 divisors, whose sum is σ = 41808042432. Its totient is φ = 41808042430.

The previous prime is 41808042413. The next prime is 41808042439. The reversal of 41808042431 is 13424080814.

Together with previous prime (41808042413) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41808042431 - 2³⁴ = 24628173247 is a prime.

It is a super-2 number, since 2×41808042431² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 41808042391 and 41808042400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41808042439) 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, 20904021215 + 20904021216.

It is an arithmetic number, because the mean of its divisors is an integer number (20904021216).

Almost surely, 2^41808042431 is an apocalyptic number.

41808042431 is a deficient number, since it is larger than the sum of its proper divisors (1).

41808042431 is an equidigital number, since it uses as much as digits as its factorization.

41808042431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24576, while the sum is 35.

The spelling of 41808042431 in words is "forty-one billion, eight hundred eight million, forty-two thousand, four hundred thirty-one".