12419769513 has 4 divisors (see below), whose sum is σ = 16559692688. Its totient is φ = 8279846340.

The previous prime is 12419769503. The next prime is 12419769529. The reversal of 12419769513 is 31596791421.

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 12419769513 - 2²¹ = 12417672361 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12419769503) 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, 2069961583 + ... + 2069961588.

It is an arithmetic number, because the mean of its divisors is an integer number (4139923172).

Almost surely, 2^12419769513 is an apocalyptic number.

It is an amenable number.

12419769513 is a deficient number, since it is larger than the sum of its proper divisors (4139923175).

12419769513 is an equidigital number, since it uses as much as digits as its factorization.

12419769513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4139923174.

The product of its digits is 408240, while the sum is 48.

The spelling of 12419769513 in words is "twelve billion, four hundred nineteen million, seven hundred sixty-nine thousand, five hundred thirteen".