1111039973568 has 168 divisors, whose sum is σ = 3642085923840. Its totient is φ = 317217738240.

The previous prime is 1111039973471. The next prime is 1111039973609. The reversal of 1111039973568 is 8653799301111.

1111039973568 is a `hidden beast` number, since 1 + 1 + 1 + 1 + 0 + 3 + 9 + 9 + 73 + 568 = 666.

It is a tau number, because it is divible by the number of its divisors (168).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

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, 5706303 + ... + 5897793.

It is an arithmetic number, because the mean of its divisors is an integer number (21679082880).

Almost surely, 2^{1111039973568} is an apocalyptic number.

1111039973568 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1111039973568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1821042961920).

1111039973568 is an abundant number, since it is smaller than the sum of its proper divisors (2531045950272).

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

1111039973568 is a wasteful number, since it uses less digits than its factorization.

1111039973568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192955 (or 192942 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 54.

The spelling of 1111039973568 in words is "one trillion, one hundred eleven billion, thirty-nine million, nine hundred seventy-three thousand, five hundred sixty-eight".