285150000273 has 4 divisors (see below), whose sum is σ = 380200000368. Its totient is φ = 190100000180.

The previous prime is 285150000271. The next prime is 285150000283. The reversal of 285150000273 is 372000051582.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 285150000273 - 2¹ = 285150000271 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (285150000271) 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, 47525000043 + ... + 47525000048.

It is an arithmetic number, because the mean of its divisors is an integer number (95050000092).

Almost surely, 2^285150000273 is an apocalyptic number.

It is an amenable number.

285150000273 is a deficient number, since it is larger than the sum of its proper divisors (95050000095).

285150000273 is an equidigital number, since it uses as much as digits as its factorization.

285150000273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95050000094.

The product of its (nonzero) digits is 16800, while the sum is 33.

The spelling of 285150000273 in words is "two hundred eighty-five billion, one hundred fifty million, two hundred seventy-three", and thus it is an aban number.