196556024857920 has 1344 divisors, whose sum is σ = 808715200285440. Its totient is φ = 40059388035072.

The previous prime is 196556024857909. The next prime is 196556024857979. The reversal of 196556024857920 is 29758420655691.

It is a tau number, because it is divible by the number of its divisors (1344).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 3145016112 + ... + 3145078608.

It is an arithmetic number, because the mean of its divisors is an integer number (601722619260).

Almost surely, 2^{196556024857920} is an apocalyptic number.

196556024857920 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 196556024857920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (404357600142720).

196556024857920 is an abundant number, since it is smaller than the sum of its proper divisors (612159175427520).

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

196556024857920 is a wasteful number, since it uses less digits than its factorization.

196556024857920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62720 (or 62703 counting only the distinct ones).

The product of its (nonzero) digits is 326592000, while the sum is 69.

The spelling of 196556024857920 in words is "one hundred ninety-six trillion, five hundred fifty-six billion, twenty-four million, eight hundred fifty-seven thousand, nine hundred twenty".