108198969540408 has 96 divisors (see below), whose sum is σ = 305790736343040. Its totient is φ = 34496976655680.

The previous prime is 108198969540379. The next prime is 108198969540433. The reversal of 108198969540408 is 804045969891801.

108198969540408 is a `hidden beast` number, since 1 + 0 + 8 + 1 + 9 + 8 + 96 + 95 + 40 + 408 = 666.

It is a super-2 number, since 2×108198969540408² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45253885 + ... + 47584787.

It is an arithmetic number, because the mean of its divisors is an integer number (3185320170240).

Almost surely, 2^{108198969540408} is an apocalyptic number.

108198969540408 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

108198969540408 is an abundant number, since it is smaller than the sum of its proper divisors (197591766802632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

108198969540408 is a wasteful number, since it uses less digits than its factorization.

108198969540408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2358969 (or 2358962 counting only the distinct ones).

The product of its (nonzero) digits is 179159040, while the sum is 72.

The spelling of 108198969540408 in words is "one hundred eight trillion, one hundred ninety-eight billion, nine hundred sixty-nine million, five hundred forty thousand, four hundred eight".