1108261617894 has 24 divisors (see below), whose sum is σ = 2402646893400. Its totient is φ = 369203095008.

The previous prime is 1108261617887. The next prime is 1108261617917. The reversal of 1108261617894 is 4987161628011.

1108261617894 is a `hidden beast` number, since 1 + 1 + 0 + 8 + 2 + 616 + 17 + 8 + 9 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1108261617894.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18088927 + ... + 18150090.

It is an arithmetic number, because the mean of its divisors is an integer number (100110287225).

Almost surely, 2^{1108261617894} is an apocalyptic number.

1108261617894 is an abundant number, since it is smaller than the sum of its proper divisors (1294385275506).

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

1108261617894 is a wasteful number, since it uses less digits than its factorization.

1108261617894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36240724 (or 36240721 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 54.

The spelling of 1108261617894 in words is "one trillion, one hundred eight billion, two hundred sixty-one million, six hundred seventeen thousand, eight hundred ninety-four".