409253644799 has 8 divisors (see below), whose sum is σ = 417047877360. Its totient is φ = 401462096256.

The previous prime is 409253644739. The next prime is 409253644829. The reversal of 409253644799 is 997446352904.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-409253644799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409253644739) 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, 361802 + ... + 974375.

It is an arithmetic number, because the mean of its divisors is an integer number (52130984670).

Almost surely, 2^409253644799 is an apocalyptic number.

409253644799 is a deficient number, since it is larger than the sum of its proper divisors (7794232561).

409253644799 is a wasteful number, since it uses less digits than its factorization.

409253644799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342009.

The product of its (nonzero) digits is 58786560, while the sum is 62.

The spelling of 409253644799 in words is "four hundred nine billion, two hundred fifty-three million, six hundred forty-four thousand, seven hundred ninety-nine".