108408196516 has 9 divisors (see below), whose sum is σ = 189715496299. Its totient is φ = 54203769004.

The previous prime is 108408196511. The next prime is 108408196577. The reversal of 108408196516 is 615691804801.

The square root of 108408196516 is 329254.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 108408196516.

It is not an unprimeable number, because it can be changed into a prime (108408196511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 576195 + ... + 740821.

Almost surely, 2^108408196516 is an apocalyptic number.

108408196516 is the 329254-th square number.

It is an amenable number.

108408196516 is a deficient number, since it is larger than the sum of its proper divisors (81307299783).

108408196516 is an frugal number, since it uses more digits than its factorization.

108408196516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329258 (or 164629 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 49.

Multiplying 108408196516 by its sum of digits (49), we get a square (5312001629284 = 2304778²).

The spelling of 108408196516 in words is "one hundred eight billion, four hundred eight million, one hundred ninety-six thousand, five hundred sixteen".