196819750194720 has 192 divisors, whose sum is σ = 624134464611840. Its totient is φ = 52134817075200.

The previous prime is 196819750194673. The next prime is 196819750194733. The reversal of 196819750194720 is 27491057918691.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45298290 + ... + 49452750.

It is an arithmetic number, because the mean of its divisors is an integer number (3250700336520).

Almost surely, 2^{196819750194720} is an apocalyptic number.

196819750194720 is a gapful number since it is divisible by the number (10) 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 196819750194720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312067232305920).

196819750194720 is an abundant number, since it is smaller than the sum of its proper divisors (427314714417120).

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

196819750194720 is a wasteful number, since it uses less digits than its factorization.

196819750194720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4155139 (or 4155131 counting only the distinct ones).

The product of its (nonzero) digits is 68584320, while the sum is 69.

The spelling of 196819750194720 in words is "one hundred ninety-six trillion, eight hundred nineteen billion, seven hundred fifty million, one hundred ninety-four thousand, seven hundred twenty".