196720831363056 has 960 divisors, whose sum is σ = 724165250457600. Its totient is φ = 45644168908800.

The previous prime is 196720831362989. The next prime is 196720831363057. The reversal of 196720831363056 is 650363138027691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196720831363057) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 802711516 + ... + 802956548.

It is an arithmetic number, because the mean of its divisors is an integer number (754338802560).

Almost surely, 2^{196720831363056} is an apocalyptic number.

196720831363056 is a gapful number since it is divisible by the number (16) 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 196720831363056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362082625228800).

196720831363056 is an abundant number, since it is smaller than the sum of its proper divisors (527444419094544).

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

196720831363056 is a wasteful number, since it uses less digits than its factorization.

196720831363056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245131 (or 245100 counting only the distinct ones).

The product of its (nonzero) digits is 29393280, while the sum is 60.

The spelling of 196720831363056 in words is "one hundred ninety-six trillion, seven hundred twenty billion, eight hundred thirty-one million, three hundred sixty-three thousand, fifty-six".