48165818185 has 4 divisors (see below), whose sum is σ = 57798981828. Its totient is φ = 38532654544.

The previous prime is 48165818147. The next prime is 48165818213. The reversal of 48165818185 is 58181856184.

48165818185 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 28705847184 + 19459971001 = 169428^2 + 139499^2 .

It is a cyclic number.

It is not a de Polignac number, because 48165818185 - 2⁹ = 48165817673 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4816581814 + ... + 4816581823.

It is an arithmetic number, because the mean of its divisors is an integer number (14449745457).

Almost surely, 2^48165818185 is an apocalyptic number.

It is an amenable number.

48165818185 is a deficient number, since it is larger than the sum of its proper divisors (9633163643).

48165818185 is an equidigital number, since it uses as much as digits as its factorization.

48165818185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9633163642.

The product of its digits is 2457600, while the sum is 55.

The spelling of 48165818185 in words is "forty-eight billion, one hundred sixty-five million, eight hundred eighteen thousand, one hundred eighty-five".