118194817013 has 32 divisors (see below), whose sum is σ = 147198788352. Its totient is φ = 92409408000.

The previous prime is 118194817009. The next prime is 118194817033. The reversal of 118194817013 is 310718491811.

It is not a de Polignac number, because 118194817013 - 2² = 118194817009 is a prime.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118194817003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4776170 + ... + 4800852.

It is an arithmetic number, because the mean of its divisors is an integer number (4599962136).

Almost surely, 2^118194817013 is an apocalyptic number.

118194817013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

118194817013 is a deficient number, since it is larger than the sum of its proper divisors (29003971339).

118194817013 is a wasteful number, since it uses less digits than its factorization.

118194817013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25325.

The product of its (nonzero) digits is 48384, while the sum is 44.

The spelling of 118194817013 in words is "one hundred eighteen billion, one hundred ninety-four million, eight hundred seventeen thousand, thirteen".