19795343943168 has 160 divisors (see below), whose sum is σ = 58847085554400. Its totient is φ = 6570127392768.

The previous prime is 19795343943131. The next prime is 19795343943191. The reversal of 19795343943168 is 86134934359791.

It is a happy number.

19795343943168 is a `hidden beast` number, since 1 + 9 + 7 + 9 + 534 + 39 + 43 + 16 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 19795343943096 and 19795343943105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148128 + ... + 6293856.

It is an arithmetic number, because the mean of its divisors is an integer number (367794284715).

Almost surely, 2^{19795343943168} is an apocalyptic number.

19795343943168 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19795343943168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29423542777200).

19795343943168 is an abundant number, since it is smaller than the sum of its proper divisors (39051741611232).

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

19795343943168 is an equidigital number, since it uses as much as digits as its factorization.

19795343943168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6145989 (or 6145967 counting only the distinct ones).

The product of its digits is 529079040, while the sum is 72.

The spelling of 19795343943168 in words is "nineteen trillion, seven hundred ninety-five billion, three hundred forty-three million, nine hundred forty-three thousand, one hundred sixty-eight".