108120665755 has 8 divisors (see below), whose sum is σ = 129872884752. Its totient is φ = 86411142048.

The previous prime is 108120665743. The next prime is 108120665761. The reversal of 108120665755 is 557566021801.

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

It is a cyclic number.

It is not a de Polignac number, because 108120665755 - 2¹³ = 108120657563 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10668249 + ... + 10678378.

It is an arithmetic number, because the mean of its divisors is an integer number (16234110594).

Almost surely, 2^108120665755 is an apocalyptic number.

108120665755 is a deficient number, since it is larger than the sum of its proper divisors (21752218997).

108120665755 is a wasteful number, since it uses less digits than its factorization.

108120665755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21347645.

The product of its (nonzero) digits is 504000, while the sum is 46.

The spelling of 108120665755 in words is "one hundred eight billion, one hundred twenty million, six hundred sixty-five thousand, seven hundred fifty-five".