118647085278 has 16 divisors (see below), whose sum is σ = 239394120336. Its totient is φ = 39199036800.

The previous prime is 118647085231. The next prime is 118647085279. The reversal of 118647085278 is 872580746811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118647085279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87497173 + ... + 87498528.

It is an arithmetic number, because the mean of its divisors is an integer number (14962132521).

Almost surely, 2^118647085278 is an apocalyptic number.

118647085278 is an abundant number, since it is smaller than the sum of its proper divisors (120747035058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

118647085278 is a wasteful number, since it uses less digits than its factorization.

118647085278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174995819.

The product of its (nonzero) digits is 6021120, while the sum is 57.

The spelling of 118647085278 in words is "one hundred eighteen billion, six hundred forty-seven million, eighty-five thousand, two hundred seventy-eight".