1496609406209 has 4 divisors (see below), whose sum is σ = 1561679380416. Its totient is φ = 1431539432004.

The previous prime is 1496609406203. The next prime is 1496609406239. The reversal of 1496609406209 is 9026049066941.

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 a cyclic number.

It is not a de Polignac number, because 1496609406209 - 2²⁰ = 1496608357633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1496609406203) 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, 32534987069 + ... + 32534987114.

It is an arithmetic number, because the mean of its divisors is an integer number (390419845104).

Almost surely, 2^{1496609406209} is an apocalyptic number.

It is an amenable number.

1496609406209 is a deficient number, since it is larger than the sum of its proper divisors (65069974207).

1496609406209 is an equidigital number, since it uses as much as digits as its factorization.

1496609406209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65069974206.

The product of its (nonzero) digits is 5038848, while the sum is 56.

The spelling of 1496609406209 in words is "one trillion, four hundred ninety-six billion, six hundred nine million, four hundred six thousand, two hundred nine".