118147771075 has 18 divisors (see below), whose sum is σ = 146809709852. Its totient is φ = 94320903600.

The previous prime is 118147771057. The next prime is 118147771087. The reversal of 118147771075 is 570177741811.

It is not a de Polignac number, because 118147771075 - 2³⁵ = 83788032707 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 6017224 + ... + 6036826.

Almost surely, 2^118147771075 is an apocalyptic number.

118147771075 is a deficient number, since it is larger than the sum of its proper divisors (28661938777).

118147771075 is an frugal number, since it uses more digits than its factorization.

118147771075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20595 (or 20099 counting only the distinct ones).

The product of its (nonzero) digits is 384160, while the sum is 49.

The spelling of 118147771075 in words is "one hundred eighteen billion, one hundred forty-seven million, seven hundred seventy-one thousand, seventy-five".