197843246273 has 8 divisors (see below), whose sum is σ = 199422800640. Its totient is φ = 196265923920.

The previous prime is 197843246239. The next prime is 197843246339. The reversal of 197843246273 is 372642348791.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 197843246273 - 2²⁸ = 197574810817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (197843246213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379793 + ... + 734798.

It is an arithmetic number, because the mean of its divisors is an integer number (24927850080).

Almost surely, 2^197843246273 is an apocalyptic number.

It is an amenable number.

197843246273 is a deficient number, since it is larger than the sum of its proper divisors (1579554367).

197843246273 is a wasteful number, since it uses less digits than its factorization.

197843246273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116007.

The product of its digits is 12192768, while the sum is 56.

The spelling of 197843246273 in words is "one hundred ninety-seven billion, eight hundred forty-three million, two hundred forty-six thousand, two hundred seventy-three".