118188349275 has 24 divisors (see below), whose sum is σ = 195511684864. Its totient is φ = 62999287200.

The previous prime is 118188349261. The next prime is 118188349339. The reversal of 118188349275 is 572943881811.

It is a happy number.

It is not a de Polignac number, because 118188349275 - 2⁹ = 118188348763 is a prime.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

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 23 ways as a sum of consecutive naturals, for example, 292999 + ... + 567648.

Almost surely, 2^118188349275 is an apocalyptic number.

118188349275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

118188349275 is a deficient number, since it is larger than the sum of its proper divisors (77323335589).

118188349275 is a wasteful number, since it uses less digits than its factorization.

118188349275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862491 (or 862486 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 57.

The spelling of 118188349275 in words is "one hundred eighteen billion, one hundred eighty-eight million, three hundred forty-nine thousand, two hundred seventy-five".