428899567286 has 8 divisors (see below), whose sum is σ = 644132970144. Its totient is φ = 214188577240.

The previous prime is 428899567273. The next prime is 428899567309. The reversal of 428899567286 is 682765998824.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 130601150 + ... + 130604433.

It is an arithmetic number, because the mean of its divisors is an integer number (80516621268).

Almost surely, 2^428899567286 is an apocalyptic number.

428899567286 is a deficient number, since it is larger than the sum of its proper divisors (215233402858).

428899567286 is a wasteful number, since it uses less digits than its factorization.

428899567286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261206406.

The product of its digits is 836075520, while the sum is 74.

The spelling of 428899567286 in words is "four hundred twenty-eight billion, eight hundred ninety-nine million, five hundred sixty-seven thousand, two hundred eighty-six".