409409411611 has 16 divisors (see below), whose sum is σ = 443549986560. Its totient is φ = 376691182560.

The previous prime is 409409411569. The next prime is 409409411617. The reversal of 409409411611 is 116114904904.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-409409411611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (409409411617) 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 in 15 ways as a sum of consecutive naturals, for example, 2174476 + ... + 2355241.

It is an arithmetic number, because the mean of its divisors is an integer number (27721874160).

Almost surely, 2^409409411611 is an apocalyptic number.

409409411611 is a deficient number, since it is larger than the sum of its proper divisors (34140574949).

409409411611 is a wasteful number, since it uses less digits than its factorization.

409409411611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4529874.

The product of its (nonzero) digits is 31104, while the sum is 40.

The spelling of 409409411611 in words is "four hundred nine billion, four hundred nine million, four hundred eleven thousand, six hundred eleven".