197544127632 has 20 divisors (see below), whose sum is σ = 510322329840. Its totient is φ = 65848042528.

The previous prime is 197544127619. The next prime is 197544127637. The reversal of 197544127632 is 236721445791.

It is a happy number.

197544127632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (197544127637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2057751282 + ... + 2057751377.

It is an arithmetic number, because the mean of its divisors is an integer number (25516116492).

Almost surely, 2^197544127632 is an apocalyptic number.

197544127632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

197544127632 is an abundant number, since it is smaller than the sum of its proper divisors (312778202208).

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

197544127632 is a wasteful number, since it uses less digits than its factorization.

197544127632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4115502670 (or 4115502664 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 51.

The spelling of 197544127632 in words is "one hundred ninety-seven billion, five hundred forty-four million, one hundred twenty-seven thousand, six hundred thirty-two".