413935506209 has 4 divisors (see below), whose sum is σ = 414726970416. Its totient is φ = 413144042004.

The previous prime is 413935506197. The next prime is 413935506317. The reversal of 413935506209 is 902605539314.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 902605539314 = 2 ⋅451302769657.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-413935506209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (413935503209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 395731319 + ... + 395732364.

It is an arithmetic number, because the mean of its divisors is an integer number (103681742604).

Almost surely, 2^413935506209 is an apocalyptic number.

It is an amenable number.

413935506209 is a deficient number, since it is larger than the sum of its proper divisors (791464207).

413935506209 is an equidigital number, since it uses as much as digits as its factorization.

413935506209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791464206.

The product of its (nonzero) digits is 874800, while the sum is 47.

The spelling of 413935506209 in words is "four hundred thirteen billion, nine hundred thirty-five million, five hundred six thousand, two hundred nine".