285335160445 has 4 divisors (see below), whose sum is σ = 342402192540. Its totient is φ = 228268128352.

The previous prime is 285335160433. The next prime is 285335160463. The reversal of 285335160445 is 544061533582.

It is a happy number.

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 140915399769 + 144419760676 = 375387^2 + 380026^2 .

It is a cyclic number.

It is not a de Polignac number, because 285335160445 - 2⁷ = 285335160317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 285335160395 and 285335160404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28533516040 + ... + 28533516049.

It is an arithmetic number, because the mean of its divisors is an integer number (85600548135).

Almost surely, 2^285335160445 is an apocalyptic number.

It is an amenable number.

285335160445 is a deficient number, since it is larger than the sum of its proper divisors (57067032095).

285335160445 is an equidigital number, since it uses as much as digits as its factorization.

285335160445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57067032094.

The product of its (nonzero) digits is 1728000, while the sum is 46.

The spelling of 285335160445 in words is "two hundred eighty-five billion, three hundred thirty-five million, one hundred sixty thousand, four hundred forty-five".