197655736322 has 18 divisors (see below), whose sum is σ = 325898340579. Its totient is φ = 89840372820.

The previous prime is 197655736321. The next prime is 197655736351. The reversal of 197655736322 is 223637556791.

It can be written as a sum of positive squares in only one way, i.e., 98827868161 + 98827868161 = 314369^2 + 314369^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=314369.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (197655736321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6901829 + ... + 6930407.

Almost surely, 2^197655736322 is an apocalyptic number.

197655736322 is a deficient number, since it is larger than the sum of its proper divisors (128242604257).

197655736322 is an frugal number, since it uses more digits than its factorization.

197655736322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57182 (or 28592 counting only the distinct ones).

The product of its digits is 14288400, while the sum is 56.

The spelling of 197655736322 in words is "one hundred ninety-seven billion, six hundred fifty-five million, seven hundred thirty-six thousand, three hundred twenty-two".