284674356089 has 2 divisors, whose sum is σ = 284674356090. Its totient is φ = 284674356088.

The previous prime is 284674356073. The next prime is 284674356149. The reversal of 284674356089 is 980653476482.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209642189689 + 75032166400 = 457867^2 + 273920^2 .

It is a cyclic number.

It is not a de Polignac number, because 284674356089 - 2⁴ = 284674356073 is a prime.

It is not a weakly prime, because it can be changed into another prime (284674056089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142337178044 + 142337178045.

It is an arithmetic number, because the mean of its divisors is an integer number (142337178045).

Almost surely, 2^284674356089 is an apocalyptic number.

It is an amenable number.

284674356089 is a deficient number, since it is larger than the sum of its proper divisors (1).

284674356089 is an equidigital number, since it uses as much as digits as its factorization.

284674356089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69672960, while the sum is 62.

The spelling of 284674356089 in words is "two hundred eighty-four billion, six hundred seventy-four million, three hundred fifty-six thousand, eighty-nine".