118260928080 has 120 divisors (see below), whose sum is σ = 406846538280. Its totient is φ = 30767063040.

The previous prime is 118260928013. The next prime is 118260928081. The reversal of 118260928080 is 80829062811.

It is a happy number.

118260928080 is a `hidden beast` number, since 1 + 18 + 2 + 609 + 28 + 0 + 8 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 688747536 + 117572180544 = 26244^2 + 342888^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×118260928080² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118260928081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1973545 + ... + 2032584.

It is an arithmetic number, because the mean of its divisors is an integer number (3390387819).

Almost surely, 2^118260928080 is an apocalyptic number.

118260928080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118260928080 is an abundant number, since it is smaller than the sum of its proper divisors (288585610200).

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

118260928080 is a wasteful number, since it uses less digits than its factorization.

118260928080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4006189 (or 4006180 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 45.

The spelling of 118260928080 in words is "one hundred eighteen billion, two hundred sixty million, nine hundred twenty-eight thousand, eighty".