409741320269 has 8 divisors (see below), whose sum is σ = 420884729568. Its totient is φ = 398601559440.

The previous prime is 409741320199. The next prime is 409741320311. The reversal of 409741320269 is 962023147904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-409741320269 is a prime.

It is a super-2 number, since 2×409741320269² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409741310269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 683687 + ... + 1134420.

It is an arithmetic number, because the mean of its divisors is an integer number (52610591196).

Almost surely, 2^409741320269 is an apocalyptic number.

It is an amenable number.

409741320269 is a deficient number, since it is larger than the sum of its proper divisors (11143409299).

409741320269 is a wasteful number, since it uses less digits than its factorization.

409741320269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1824235.

The product of its (nonzero) digits is 653184, while the sum is 47.

The spelling of 409741320269 in words is "four hundred nine billion, seven hundred forty-one million, three hundred twenty thousand, two hundred sixty-nine".