197225469530 has 64 divisors (see below), whose sum is σ = 377406691200. Its totient is φ = 73997763840.

The previous prime is 197225469527. The next prime is 197225469533. The reversal of 197225469530 is 35964522791.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (197225469527) and next prime (197225469533).

It is not an unprimeable number, because it can be changed into a prime (197225469533) 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 31 ways as a sum of consecutive naturals, for example, 9840920 + ... + 9860940.

It is an arithmetic number, because the mean of its divisors is an integer number (5896979550).

Almost surely, 2^197225469530 is an apocalyptic number.

197225469530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

197225469530 is a deficient number, since it is larger than the sum of its proper divisors (180181221670).

197225469530 is a wasteful number, since it uses less digits than its factorization.

197225469530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20559.

The product of its (nonzero) digits is 4082400, while the sum is 53.

The spelling of 197225469530 in words is "one hundred ninety-seven billion, two hundred twenty-five million, four hundred sixty-nine thousand, five hundred thirty".