284438654464 has 40 divisors (see below), whose sum is σ = 568370575080. Its totient is φ = 142207113216.

The previous prime is 284438654459. The next prime is 284438654491. The reversal of 284438654464 is 464456834482.

It is a junction number, because it is equal to n+sod(n) for n = 284438654399 and 284438654408.

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, 10314807 + ... + 10342345.

It is an arithmetic number, because the mean of its divisors is an integer number (14209264377).

Almost surely, 2^284438654464 is an apocalyptic number.

It is an amenable number.

284438654464 is a deficient number, since it is larger than the sum of its proper divisors (283931920616).

284438654464 is an equidigital number, since it uses as much as digits as its factorization.

284438654464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47730 (or 47714 counting only the distinct ones).

The product of its digits is 70778880, while the sum is 58.

The spelling of 284438654464 in words is "two hundred eighty-four billion, four hundred thirty-eight million, six hundred fifty-four thousand, four hundred sixty-four".