428936354316289 has 4 divisors (see below), whose sum is σ = 428937514359124. Its totient is φ = 428935194273456.

The previous prime is 428936354316037. The next prime is 428936354316293. The reversal of 428936354316289 is 982613453639824.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 169311935808064 + 259624418508225 = 13011992^2 + 16112865^2 .

It is a cyclic number.

It is not a de Polignac number, because 428936354316289 - 2¹¹ = 428936354314241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (428936354376289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 579466602 + ... + 580206355.

It is an arithmetic number, because the mean of its divisors is an integer number (107234378589781).

Almost surely, 2^{428936354316289} is an apocalyptic number.

It is an amenable number.

428936354316289 is a deficient number, since it is larger than the sum of its proper divisors (1160042835).

428936354316289 is a wasteful number, since it uses less digits than its factorization.

428936354316289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160042834.

The product of its digits is 1612431360, while the sum is 73.

The spelling of 428936354316289 in words is "four hundred twenty-eight trillion, nine hundred thirty-six billion, three hundred fifty-four million, three hundred sixteen thousand, two hundred eighty-nine".