196651448940000 has 480 divisors, whose sum is σ = 679115519470080. Its totient is φ = 49672382976000.

The previous prime is 196651448939999. The next prime is 196651448940053. The reversal of 196651448940000 is 49844156691.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 10753610857 + ... + 10753629143.

It is an arithmetic number, because the mean of its divisors is an integer number (1414823998896).

Almost surely, 2^{196651448940000} is an apocalyptic number.

196651448940000 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 196651448940000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (339557759735040).

196651448940000 is an abundant number, since it is smaller than the sum of its proper divisors (482464070530080).

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

196651448940000 is a wasteful number, since it uses less digits than its factorization.

196651448940000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27772 (or 27749 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 57.

The spelling of 196651448940000 in words is "one hundred ninety-six trillion, six hundred fifty-one billion, four hundred forty-eight million, nine hundred forty thousand".