197446568352 has 192 divisors, whose sum is σ = 583946496000. Its totient is φ = 57900001280.

The previous prime is 197446568339. The next prime is 197446568377. The reversal of 197446568352 is 253865644791.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4394899 + ... + 4439597.

It is an arithmetic number, because the mean of its divisors is an integer number (3041388000).

Almost surely, 2^197446568352 is an apocalyptic number.

197446568352 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 197446568352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291973248000).

197446568352 is an abundant number, since it is smaller than the sum of its proper divisors (386499927648).

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

197446568352 is a wasteful number, since it uses less digits than its factorization.

197446568352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44859 (or 44851 counting only the distinct ones).

The product of its digits is 43545600, while the sum is 60.

The spelling of 197446568352 in words is "one hundred ninety-seven billion, four hundred forty-six million, five hundred sixty-eight thousand, three hundred fifty-two".