197375442432 has 160 divisors (see below), whose sum is σ = 609172177152. Its totient is φ = 55620255744.

The previous prime is 197375442419. The next prime is 197375442461. The reversal of 197375442432 is 234244573791.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 659163 + ... + 910629.

Almost surely, 2^197375442432 is an apocalyptic number.

197375442432 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 197375442432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (304586088576).

197375442432 is an abundant number, since it is smaller than the sum of its proper divisors (411796734720).

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

197375442432 is an equidigital number, since it uses as much as digits as its factorization.

197375442432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251568 (or 251552 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 51.

The spelling of 197375442432 in words is "one hundred ninety-seven billion, three hundred seventy-five million, four hundred forty-two thousand, four hundred thirty-two".