19412203966848 has 192 divisors, whose sum is σ = 69644433381120. Its totient is φ = 5042130877440.

The previous prime is 19412203966843. The next prime is 19412203966849. The reversal of 19412203966848 is 84866930221491.

19412203966848 is a `hidden beast` number, since 1 + 9 + 412 + 203 + 9 + 6 + 6 + 8 + 4 + 8 = 666.

19412203966848 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19412203966843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109332540 + ... + 109509947.

It is an arithmetic number, because the mean of its divisors is an integer number (362731423860).

Almost surely, 2^{19412203966848} is an apocalyptic number.

19412203966848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

19412203966848 is an abundant number, since it is smaller than the sum of its proper divisors (50232229414272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19412203966848 is a wasteful number, since it uses less digits than its factorization.

19412203966848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218842525 (or 218842510 counting only the distinct ones).

The product of its (nonzero) digits is 35831808, while the sum is 63.

The spelling of 19412203966848 in words is "nineteen trillion, four hundred twelve billion, two hundred three million, nine hundred sixty-six thousand, eight hundred forty-eight".