196790595691968 has 224 divisors, whose sum is σ = 582766575505920. Its totient is φ = 65117962229760.

The previous prime is 196790595691919. The next prime is 196790595692003. The reversal of 196790595691968 is 869196595097691.

196790595691968 is a `hidden beast` number, since 1 + 9 + 6 + 7 + 9 + 0 + 595 + 6 + 9 + 1 + 9 + 6 + 8 = 666.

It is a super-2 number, since 2×196790595691968² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 132530221 + ... + 134006867.

Almost surely, 2^{196790595691968} is an apocalyptic number.

196790595691968 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 196790595691968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291383287752960).

196790595691968 is an abundant number, since it is smaller than the sum of its proper divisors (385975979813952).

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

196790595691968 is a wasteful number, since it uses less digits than its factorization.

196790595691968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477232 (or 1477216 counting only the distinct ones).

The product of its (nonzero) digits is 17856417600, while the sum is 90.

The spelling of 196790595691968 in words is "one hundred ninety-six trillion, seven hundred ninety billion, five hundred ninety-five million, six hundred ninety-one thousand, nine hundred sixty-eight".