1108404684864 has 63 divisors (see below), whose sum is σ = 3177114326607. Its totient is φ = 369459805824.

The previous prime is 1108404684859. The next prime is 1108404684869. The reversal of 1108404684864 is 4684864048011.

The square root of 1108404684864 is 1052808.

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

1108404684864 is a `hidden beast` number, since 1 + 1 + 0 + 84 + 0 + 468 + 48 + 64 = 666.

It is an interprime number because it is at equal distance from previous prime (1108404684859) and next prime (1108404684869).

It is a self number, because there is not a number n which added to its sum of digits gives 1108404684864.

It is not an unprimeable number, because it can be changed into a prime (1108404684869) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 25245459 + ... + 25289325.

Almost surely, 2^{1108404684864} is an apocalyptic number.

1108404684864 is the 1052808-th square number.

It is an amenable number.

1108404684864 is an abundant number, since it is smaller than the sum of its proper divisors (2068709641743).

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

1108404684864 is an frugal number, since it uses more digits than its factorization.

1108404684864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87752 (or 43872 counting only the distinct ones).

The product of its (nonzero) digits is 4718592, while the sum is 54.

The spelling of 1108404684864 in words is "one trillion, one hundred eight billion, four hundred four million, six hundred eighty-four thousand, eight hundred sixty-four".