108198969540481 has 4 divisors (see below), whose sum is σ = 108546876195264. Its totient is φ = 107851062885700.

The previous prime is 108198969540433. The next prime is 108198969540539. The reversal of 108198969540481 is 184045969891801.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 108198969540481 - 2¹¹ = 108198969538433 is a prime.

It is a super-2 number, since 2×108198969540481² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108198969540881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173953326925 + ... + 173953327546.

It is an arithmetic number, because the mean of its divisors is an integer number (27136719048816).

Almost surely, 2^{108198969540481} is an apocalyptic number.

It is an amenable number.

108198969540481 is a deficient number, since it is larger than the sum of its proper divisors (347906654783).

108198969540481 is an equidigital number, since it uses as much as digits as its factorization.

108198969540481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347906654782.

The product of its (nonzero) digits is 179159040, while the sum is 73.

The spelling of 108198969540481 in words is "one hundred eight trillion, one hundred ninety-eight billion, nine hundred sixty-nine million, five hundred forty thousand, four hundred eighty-one".