285609574048 has 24 divisors (see below), whose sum is σ = 562808367828. Its totient is φ = 142674115584.

The previous prime is 285609574039. The next prime is 285609574051. The reversal of 285609574048 is 840475906582.

It can be written as a sum of positive squares in 2 ways, for example, as 285399555984 + 210018064 = 534228^2 + 14492^2 .

It is a junction number, because it is equal to n+sod(n) for n = 285609573983 and 285609574001.

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, 4047961 + ... + 4117912.

Almost surely, 2^285609574048 is an apocalyptic number.

It is an amenable number.

285609574048 is a deficient number, since it is larger than the sum of its proper divisors (277198793780).

285609574048 is a wasteful number, since it uses less digits than its factorization.

285609574048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8166976 (or 8166968 counting only the distinct ones).

The product of its (nonzero) digits is 19353600, while the sum is 58.

The spelling of 285609574048 in words is "two hundred eighty-five billion, six hundred nine million, five hundred seventy-four thousand, forty-eight".