118280005990 has 8 divisors (see below), whose sum is σ = 212904010800. Its totient is φ = 47312002392.

The previous prime is 118280005981. The next prime is 118280005999. The reversal of 118280005990 is 99500082811.

It is an interprime number because it is at equal distance from previous prime (118280005981) and next prime (118280005999).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118280005999) 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 3 ways as a sum of consecutive naturals, for example, 5914000290 + ... + 5914000309.

It is an arithmetic number, because the mean of its divisors is an integer number (26613001350).

Almost surely, 2^118280005990 is an apocalyptic number.

118280005990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

118280005990 is a deficient number, since it is larger than the sum of its proper divisors (94624004810).

118280005990 is a wasteful number, since it uses less digits than its factorization.

118280005990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11828000606.

The product of its (nonzero) digits is 51840, while the sum is 43.

The spelling of 118280005990 in words is "one hundred eighteen billion, two hundred eighty million, five thousand, nine hundred ninety".