285906708008 has 16 divisors (see below), whose sum is σ = 538299459060. Its totient is φ = 142360185600.

The previous prime is 285906708007. The next prime is 285906708019. The reversal of 285906708008 is 800807609582.

It can be written as a sum of positive squares in 2 ways, for example, as 264502432804 + 21404275204 = 514298^2 + 146302^2 .

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (285906708007) 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, 74144003 + ... + 74147858.

Almost surely, 2^285906708008 is an apocalyptic number.

It is an amenable number.

285906708008 is a deficient number, since it is larger than the sum of its proper divisors (252392751052).

285906708008 is a wasteful number, since it uses less digits than its factorization.

285906708008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148292108 (or 148292104 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 53.

The spelling of 285906708008 in words is "two hundred eighty-five billion, nine hundred six million, seven hundred eight thousand, eight".