283423046728 has 32 divisors (see below), whose sum is σ = 546761043000. Its totient is φ = 137633859072.

The previous prime is 283423046719. The next prime is 283423046729. The reversal of 283423046728 is 827640324382.

It can be written as a sum of positive squares in 4 ways, for example, as 147764897604 + 135658149124 = 384402^2 + 368318^2 .

It is not an unprimeable number, because it can be changed into a prime (283423046729) 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, 694653 + ... + 1024396.

Almost surely, 2^283423046728 is an apocalyptic number.

It is an amenable number.

283423046728 is a deficient number, since it is larger than the sum of its proper divisors (263337996272).

283423046728 is a wasteful number, since it uses less digits than its factorization.

283423046728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1719649 (or 1719645 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 49.

The spelling of 283423046728 in words is "two hundred eighty-three billion, four hundred twenty-three million, forty-six thousand, seven hundred twenty-eight".