19126328716 has 12 divisors (see below), whose sum is σ = 36513900360. Its totient is φ = 8693785760.

The previous prime is 19126328713. The next prime is 19126328723. The reversal of 19126328716 is 61782362191.

It is not an unprimeable number, because it can be changed into a prime (19126328713) 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, 217344601 + ... + 217344688.

It is an arithmetic number, because the mean of its divisors is an integer number (3042825030).

Almost surely, 2^19126328716 is an apocalyptic number.

It is an amenable number.

19126328716 is a deficient number, since it is larger than the sum of its proper divisors (17387571644).

19126328716 is a wasteful number, since it uses less digits than its factorization.

19126328716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434689304 (or 434689302 counting only the distinct ones).

The product of its digits is 217728, while the sum is 46.

The spelling of 19126328716 in words is "nineteen billion, one hundred twenty-six million, three hundred twenty-eight thousand, seven hundred sixteen".