409160985439 has 2 divisors, whose sum is σ = 409160985440. Its totient is φ = 409160985438.

The previous prime is 409160985421. The next prime is 409160985473. The reversal of 409160985439 is 934589061904.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 409160985439 - 2³⁷ = 271722031967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (409160985139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204580492719 + 204580492720.

It is an arithmetic number, because the mean of its divisors is an integer number (204580492720).

Almost surely, 2^409160985439 is an apocalyptic number.

409160985439 is a deficient number, since it is larger than the sum of its proper divisors (1).

409160985439 is an equidigital number, since it uses as much as digits as its factorization.

409160985439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8398080, while the sum is 58.

The spelling of 409160985439 in words is "four hundred nine billion, one hundred sixty million, nine hundred eighty-five thousand, four hundred thirty-nine".