108140087271661 has 8 divisors (see below), whose sum is σ = 112399240903200. Its totient is φ = 103916279313840.

The previous prime is 108140087271613. The next prime is 108140087271679. The reversal of 108140087271661 is 166172780041801.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108140087271661 is a prime.

It is a super-3 number, since 3×108140087271661³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 108140087271599 and 108140087271608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108140085271661) 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, 8836412191 + ... + 8836424428.

It is an arithmetic number, because the mean of its divisors is an integer number (14049905112900).

Almost surely, 2^{108140087271661} is an apocalyptic number.

It is an amenable number.

108140087271661 is a deficient number, since it is larger than the sum of its proper divisors (4259153631539).

108140087271661 is a wasteful number, since it uses less digits than its factorization.

108140087271661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17672836859.

The product of its (nonzero) digits is 903168, while the sum is 52.

The spelling of 108140087271661 in words is "one hundred eight trillion, one hundred forty billion, eighty-seven million, two hundred seventy-one thousand, six hundred sixty-one".