286922820226 has 64 divisors (see below), whose sum is σ = 513432944640. Its totient is φ = 117669646080.

The previous prime is 286922820211. The next prime is 286922820227. The reversal of 286922820226 is 622028229682.

It is a self number, because there is not a number n which added to its sum of digits gives 286922820226.

It is not an unprimeable number, because it can be changed into a prime (286922820227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21522775 + ... + 21536101.

It is an arithmetic number, because the mean of its divisors is an integer number (8022389760).

Almost surely, 2^286922820226 is an apocalyptic number.

286922820226 is a deficient number, since it is larger than the sum of its proper divisors (226510124414).

286922820226 is a wasteful number, since it uses less digits than its factorization.

286922820226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13919.

The product of its (nonzero) digits is 1327104, while the sum is 49.

The spelling of 286922820226 in words is "two hundred eighty-six billion, nine hundred twenty-two million, eight hundred twenty thousand, two hundred twenty-six".