197345274960 has 160 divisors (see below), whose sum is σ = 635366833920. Its totient is φ = 50627579904.

The previous prime is 197345274947. The next prime is 197345274967. The reversal of 197345274960 is 69472543791.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 197345274960.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197345274967) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 665469 + ... + 915171.

It is an arithmetic number, because the mean of its divisors is an integer number (3971042712).

Almost surely, 2^197345274960 is an apocalyptic number.

197345274960 is a gapful number since it is divisible by the number (10) 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 197345274960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (317683416960).

197345274960 is an abundant number, since it is smaller than the sum of its proper divisors (438021558960).

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

197345274960 is a wasteful number, since it uses less digits than its factorization.

197345274960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249845 (or 249839 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 57.

The spelling of 197345274960 in words is "one hundred ninety-seven billion, three hundred forty-five million, two hundred seventy-four thousand, nine hundred sixty".