409426371047 has 2 divisors, whose sum is σ = 409426371048. Its totient is φ = 409426371046.

The previous prime is 409426371017. The next prime is 409426371113. The reversal of 409426371047 is 740173624904.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 409426371047 - 2⁸ = 409426370791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 409426370992 and 409426371010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (409426371017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204713185523 + 204713185524.

It is an arithmetic number, because the mean of its divisors is an integer number (204713185524).

Almost surely, 2^409426371047 is an apocalyptic number.

409426371047 is a deficient number, since it is larger than the sum of its proper divisors (1).

409426371047 is an equidigital number, since it uses as much as digits as its factorization.

409426371047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 47.

The spelling of 409426371047 in words is "four hundred nine billion, four hundred twenty-six million, three hundred seventy-one thousand, forty-seven".