19782323296 has 12 divisors (see below), whose sum is σ = 38946449052. Its totient is φ = 9891161632.

The previous prime is 19782323279. The next prime is 19782323303. The reversal of 19782323296 is 69232328791.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 309098770 + ... + 309098833.

It is an arithmetic number, because the mean of its divisors is an integer number (3245537421).

Almost surely, 2^19782323296 is an apocalyptic number.

19782323296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

19782323296 is a deficient number, since it is larger than the sum of its proper divisors (19164125756).

19782323296 is an equidigital number, since it uses as much as digits as its factorization.

19782323296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618197613 (or 618197605 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 52.

The spelling of 19782323296 in words is "nineteen billion, seven hundred eighty-two million, three hundred twenty-three thousand, two hundred ninety-six".