196738435299552 has 192 divisors, whose sum is σ = 556354615025664. Its totient is φ = 60713291612160.

The previous prime is 196738435299487. The next prime is 196738435299557. The reversal of 196738435299552 is 255992534837691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196738435299557) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9299808 + ... + 21908064.

It is an arithmetic number, because the mean of its divisors is an integer number (2897680286592).

Almost surely, 2^{196738435299552} is an apocalyptic number.

196738435299552 is a gapful number since it is divisible by the number (12) 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 196738435299552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (278177307512832).

196738435299552 is an abundant number, since it is smaller than the sum of its proper divisors (359616179726112).

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

196738435299552 is a wasteful number, since it uses less digits than its factorization.

196738435299552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12608521 (or 12608513 counting only the distinct ones).

The product of its digits is 4408992000, while the sum is 78.

The spelling of 196738435299552 in words is "one hundred ninety-six trillion, seven hundred thirty-eight billion, four hundred thirty-five million, two hundred ninety-nine thousand, five hundred fifty-two".