285608053011 has 4 divisors (see below), whose sum is σ = 380810737352. Its totient is φ = 190405368672.

The previous prime is 285608053009. The next prime is 285608053013. The reversal of 285608053011 is 110350806582.

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

It is an interprime number because it is at equal distance from previous prime (285608053009) and next prime (285608053013).

It is not a de Polignac number, because 285608053011 - 2¹ = 285608053009 is a prime.

It is a super-2 number, since 2×285608053011² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (285608053013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47601342166 + ... + 47601342171.

It is an arithmetic number, because the mean of its divisors is an integer number (95202684338).

Almost surely, 2^285608053011 is an apocalyptic number.

285608053011 is a deficient number, since it is larger than the sum of its proper divisors (95202684341).

285608053011 is an equidigital number, since it uses as much as digits as its factorization.

285608053011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95202684340.

The product of its (nonzero) digits is 57600, while the sum is 39.

Adding to 285608053011 its reverse (110350806582), we get a palindrome (395958859593).

The spelling of 285608053011 in words is "two hundred eighty-five billion, six hundred eight million, fifty-three thousand, eleven".