6416580196209 has 4 divisors (see below), whose sum is σ = 8555440261616. Its totient is φ = 4277720130804.

The previous prime is 6416580196099. The next prime is 6416580196241. The reversal of 6416580196209 is 9026910856146.

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.

It is not a de Polignac number, because 6416580196209 - 2¹¹ = 6416580194161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6416580196409) 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, 1069430032699 + ... + 1069430032704.

It is an arithmetic number, because the mean of its divisors is an integer number (2138860065404).

Almost surely, 2^{6416580196209} is an apocalyptic number.

It is an amenable number.

6416580196209 is a deficient number, since it is larger than the sum of its proper divisors (2138860065407).

6416580196209 is a wasteful number, since it uses less digits than its factorization.

6416580196209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2138860065406.

The product of its (nonzero) digits is 5598720, while the sum is 57.

The spelling of 6416580196209 in words is "six trillion, four hundred sixteen billion, five hundred eighty million, one hundred ninety-six thousand, two hundred nine".