285945415199 has 24 divisors (see below), whose sum is σ = 303470893440. Its totient is φ = 269327895200.

The previous prime is 285945415193. The next prime is 285945415207. The reversal of 285945415199 is 991514549582.

It is not a de Polignac number, because 285945415199 - 2²⁰ = 285944366623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (285945415193) 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 23 ways as a sum of consecutive naturals, for example, 6478094 + ... + 6522084.

It is an arithmetic number, because the mean of its divisors is an integer number (12644620560).

Almost surely, 2^285945415199 is an apocalyptic number.

285945415199 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

285945415199 is a deficient number, since it is larger than the sum of its proper divisors (17525478241).

285945415199 is a wasteful number, since it uses less digits than its factorization.

285945415199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44239 (or 44210 counting only the distinct ones).

The product of its digits is 23328000, while the sum is 62.

The spelling of 285945415199 in words is "two hundred eighty-five billion, nine hundred forty-five million, four hundred fifteen thousand, one hundred ninety-nine".