1117591243392 has 384 divisors, whose sum is σ = 3505765132800. Its totient is φ = 313193594880.

The previous prime is 1117591243331. The next prime is 1117591243411. The reversal of 1117591243392 is 2933421957111.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44710834 + ... + 44735822.

It is an arithmetic number, because the mean of its divisors is an integer number (9129596700).

Almost surely, 2^{1117591243392} is an apocalyptic number.

1117591243392 is a gapful number since it is divisible by the number (12) 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 1117591243392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1752882566400).

1117591243392 is an abundant number, since it is smaller than the sum of its proper divisors (2388173889408).

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

1117591243392 is a wasteful number, since it uses less digits than its factorization.

1117591243392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25084 (or 25055 counting only the distinct ones).

The product of its digits is 408240, while the sum is 48.

The spelling of 1117591243392 in words is "one trillion, one hundred seventeen billion, five hundred ninety-one million, two hundred forty-three thousand, three hundred ninety-two".