197863072704 has 336 divisors, whose sum is σ = 663752718720. Its totient is φ = 57889520640.

The previous prime is 197863072657. The next prime is 197863072747. The reversal of 197863072704 is 407270368791.

197863072704 is a `hidden beast` number, since 197 + 86 + 307 + 2 + 70 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 47 ways as a sum of consecutive naturals, for example, 4941147 + ... + 4981029.

It is an arithmetic number, because the mean of its divisors is an integer number (1975454520).

Almost surely, 2^197863072704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 197863072704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (331876359360).

197863072704 is an abundant number, since it is smaller than the sum of its proper divisors (465889646016).

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

197863072704 is a wasteful number, since it uses less digits than its factorization.

197863072704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39950 (or 39928 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 54.

The spelling of 197863072704 in words is "one hundred ninety-seven billion, eight hundred sixty-three million, seventy-two thousand, seven hundred four".