197222711296 has 120 divisors (see below), whose sum is σ = 432813798144. Its totient is φ = 89303285760.

The previous prime is 197222711251. The next prime is 197222711363. The reversal of 197222711296 is 692117222791.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11279841 + ... + 11297311.

Almost surely, 2^197222711296 is an apocalyptic number.

197222711296 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 197222711296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216406899072).

197222711296 is an abundant number, since it is smaller than the sum of its proper divisors (235591086848).

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

197222711296 is an equidigital number, since it uses as much as digits as its factorization.

197222711296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17565 (or 17539 counting only the distinct ones).

The product of its digits is 381024, while the sum is 49.

The spelling of 197222711296 in words is "one hundred ninety-seven billion, two hundred twenty-two million, seven hundred eleven thousand, two hundred ninety-six".