284623476197 has 2 divisors, whose sum is σ = 284623476198. Its totient is φ = 284623476196.

The previous prime is 284623476149. The next prime is 284623476209. The reversal of 284623476197 is 791674326482.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 283635065476 + 988410721 = 532574^2 + 31439^2 .

It is a cyclic number.

It is not a de Polignac number, because 284623476197 - 2¹⁰ = 284623475173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (284623472197) by changing a digit.

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 as a sum of consecutive naturals, namely, 142311738098 + 142311738099.

It is an arithmetic number, because the mean of its divisors is an integer number (142311738099).

Almost surely, 2^284623476197 is an apocalyptic number.

It is an amenable number.

284623476197 is a deficient number, since it is larger than the sum of its proper divisors (1).

284623476197 is an equidigital number, since it uses as much as digits as its factorization.

284623476197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24385536, while the sum is 59.

The spelling of 284623476197 in words is "two hundred eighty-four billion, six hundred twenty-three million, four hundred seventy-six thousand, one hundred ninety-seven".