197383829841 has 27 divisors (see below), whose sum is σ = 313408625257. Its totient is φ = 119617677960.

The previous prime is 197383829821. The next prime is 197383829843. The reversal of 197383829841 is 148928383791.

The square root of 197383829841 is 444279.

It is a perfect power (a square), and thus also a powerful number.

197383829841 is a `hidden beast` number, since 1 + 97 + 383 + 82 + 98 + 4 + 1 = 666.

It is not a de Polignac number, because 197383829841 - 2⁵ = 197383829809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (197383829843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 14654476 + ... + 14667938.

Almost surely, 2^197383829841 is an apocalyptic number.

197383829841 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

197383829841 is the 444279-th square number.

197383829841 is the 222140-th centered octagonal number.

It is an amenable number.

197383829841 is a deficient number, since it is larger than the sum of its proper divisors (116024795416).

197383829841 is an frugal number, since it uses more digits than its factorization.

197383829841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26954 (or 13477 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 63.

The spelling of 197383829841 in words is "one hundred ninety-seven billion, three hundred eighty-three million, eight hundred twenty-nine thousand, eight hundred forty-one".