197829408576 has 112 divisors (see below), whose sum is σ = 541999261440. Its totient is φ = 63607326720.

The previous prime is 197829408521. The next prime is 197829408577. The reversal of 197829408576 is 675804928791.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197829408577) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5890905 + ... + 5924391.

It is an arithmetic number, because the mean of its divisors is an integer number (4839279120).

Almost surely, 2^197829408576 is an apocalyptic number.

197829408576 is a gapful number since it is divisible by the number (16) 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 197829408576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270999630720).

197829408576 is an abundant number, since it is smaller than the sum of its proper divisors (344169852864).

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

197829408576 is a wasteful number, since it uses less digits than its factorization.

197829408576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34592 (or 34582 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 66.

The spelling of 197829408576 in words is "one hundred ninety-seven billion, eight hundred twenty-nine million, four hundred eight thousand, five hundred seventy-six".