285115353121936 has 40 divisors (see below), whose sum is σ = 587242539518400. Its totient is φ = 133717466275200.

The previous prime is 285115353121933. The next prime is 285115353121997. The reversal of 285115353121936 is 639121353511582.

It is not an unprimeable number, because it can be changed into a prime (285115353121933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4642936876 + ... + 4642998283.

It is an arithmetic number, because the mean of its divisors is an integer number (14681063487960).

Almost surely, 2^{285115353121936} is an apocalyptic number.

It is an amenable number.

285115353121936 is an abundant number, since it is smaller than the sum of its proper divisors (302127186396464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

285115353121936 is a wasteful number, since it uses less digits than its factorization.

285115353121936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9285935287 (or 9285935281 counting only the distinct ones).

The product of its digits is 5832000, while the sum is 55.

The spelling of 285115353121936 in words is "two hundred eighty-five trillion, one hundred fifteen billion, three hundred fifty-three million, one hundred twenty-one thousand, nine hundred thirty-six".