118485057873 has 24 divisors (see below), whose sum is σ = 195505359168. Its totient is φ = 62497611072.

The previous prime is 118485057853. The next prime is 118485057893. The reversal of 118485057873 is 378750584811.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (118485057853) and next prime (118485057893).

It is not a de Polignac number, because 118485057873 - 2¹⁰ = 118485056849 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (118485057853) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16689190 + ... + 16696287.

It is an arithmetic number, because the mean of its divisors is an integer number (8146056632).

Almost surely, 2^118485057873 is an apocalyptic number.

118485057873 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

118485057873 is a deficient number, since it is larger than the sum of its proper divisors (77020301295).

118485057873 is a wasteful number, since it uses less digits than its factorization.

118485057873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33385513 (or 33385500 counting only the distinct ones).

The product of its (nonzero) digits is 7526400, while the sum is 57.

The spelling of 118485057873 in words is "one hundred eighteen billion, four hundred eighty-five million, fifty-seven thousand, eight hundred seventy-three".