108103518388165 has 16 divisors (see below), whose sum is σ = 136554810045120. Its totient is φ = 81929289214080.

The previous prime is 108103518388163. The next prime is 108103518388231. The reversal of 108103518388165 is 561883815301801.

It is not a de Polignac number, because 108103518388165 - 2¹ = 108103518388163 is a prime.

It is a super-2 number, since 2×108103518388165² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108103518388163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8130219 + ... + 16802008.

It is an arithmetic number, because the mean of its divisors is an integer number (8534675627820).

Almost surely, 2^{108103518388165} is an apocalyptic number.

It is an amenable number.

108103518388165 is a deficient number, since it is larger than the sum of its proper divisors (28451291656955).

108103518388165 is a wasteful number, since it uses less digits than its factorization.

108103518388165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24977892.

The product of its (nonzero) digits is 5529600, while the sum is 58.

The spelling of 108103518388165 in words is "one hundred eight trillion, one hundred three billion, five hundred eighteen million, three hundred eighty-eight thousand, one hundred sixty-five".