197055793264 has 20 divisors (see below), whose sum is σ = 416504290680. Its totient is φ = 89570815040.

The previous prime is 197055793153. The next prime is 197055793321. The reversal of 197055793264 is 462397550791.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 197055793199 and 197055793208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559817419 + ... + 559817770.

It is an arithmetic number, because the mean of its divisors is an integer number (20825214534).

Almost surely, 2^197055793264 is an apocalyptic number.

It is an amenable number.

197055793264 is an abundant number, since it is smaller than the sum of its proper divisors (219448497416).

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

197055793264 is a wasteful number, since it uses less digits than its factorization.

197055793264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119635208 (or 1119635202 counting only the distinct ones).

The product of its (nonzero) digits is 14288400, while the sum is 58.

The spelling of 197055793264 in words is "one hundred ninety-seven billion, fifty-five million, seven hundred ninety-three thousand, two hundred sixty-four".