1117217556384 has 48 divisors (see below), whose sum is σ = 2934284367168. Its totient is φ = 372204165632.

The previous prime is 1117217556359. The next prime is 1117217556401. The reversal of 1117217556384 is 4836557127111.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2973117 + ... + 3327740.

It is an arithmetic number, because the mean of its divisors is an integer number (61130924316).

Almost surely, 2^{1117217556384} is an apocalyptic number.

It is an amenable number.

1117217556384 is an abundant number, since it is smaller than the sum of its proper divisors (1817066810784).

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

1117217556384 is a wasteful number, since it uses less digits than its factorization.

1117217556384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6302717 (or 6302709 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 51.

The spelling of 1117217556384 in words is "one trillion, one hundred seventeen billion, two hundred seventeen million, five hundred fifty-six thousand, three hundred eighty-four".