42147108820118 has 8 divisors (see below), whose sum is σ = 63466658029512. Its totient is φ = 20991556143616.

The previous prime is 42147108820079. The next prime is 42147108820123. The reversal of 42147108820118 is 81102880174124.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40999132580 + ... + 40999133607.

It is an arithmetic number, because the mean of its divisors is an integer number (7933332253689).

Almost surely, 2^{42147108820118} is an apocalyptic number.

42147108820118 is a deficient number, since it is larger than the sum of its proper divisors (21319549209394).

42147108820118 is a wasteful number, since it uses less digits than its factorization.

42147108820118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81998266446.

The product of its (nonzero) digits is 229376, while the sum is 47.

The spelling of 42147108820118 in words is "forty-two trillion, one hundred forty-seven billion, one hundred eight million, eight hundred twenty thousand, one hundred eighteen".