428257316283 has 8 divisors (see below), whose sum is σ = 571015141200. Its totient is φ = 285502184448.

The previous prime is 428257316239. The next prime is 428257316287. The reversal of 428257316283 is 382613752824.

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

It is not a de Polignac number, because 428257316283 - 2⁹ = 428257315771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (428257316287) 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 7 ways as a sum of consecutive naturals, for example, 267238 + ... + 963291.

It is an arithmetic number, because the mean of its divisors is an integer number (71376892650).

Almost surely, 2^428257316283 is an apocalyptic number.

428257316283 is a deficient number, since it is larger than the sum of its proper divisors (142757824917).

428257316283 is a wasteful number, since it uses less digits than its factorization.

428257316283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346541.

The product of its digits is 3870720, while the sum is 51.

The spelling of 428257316283 in words is "four hundred twenty-eight billion, two hundred fifty-seven million, three hundred sixteen thousand, two hundred eighty-three".