196663300297056 has 72 divisors (see below), whose sum is σ = 579974640250824. Its totient is φ = 65554433429760.

The previous prime is 196663300297019. The next prime is 196663300297111. The reversal of 196663300297056 is 650792003366691.

196663300297056 is digitally balanced in base 2 and base 4, because in such bases 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 (72).

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 196663300296984 and 196663300297002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12645523365 + ... + 12645538916.

It is an arithmetic number, because the mean of its divisors is an integer number (8055203336817).

Almost surely, 2^{196663300297056} is an apocalyptic number.

196663300297056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

196663300297056 is an abundant number, since it is smaller than the sum of its proper divisors (383311339953768).

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

196663300297056 is an equidigital number, since it uses as much as digits as its factorization.

196663300297056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25291062306 (or 25291062286 counting only the distinct ones).

The product of its (nonzero) digits is 66134880, while the sum is 63.

The spelling of 196663300297056 in words is "one hundred ninety-six trillion, six hundred sixty-three billion, three hundred million, two hundred ninety-seven thousand, fifty-six".