1117438017500 has 180 divisors, whose sum is σ = 2919408833880. Its totient is φ = 372765456000.

The previous prime is 1117438017481. The next prime is 1117438017529. The reversal of 1117438017500 is 57108347111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 4409231 + ... + 4655769.

It is an arithmetic number, because the mean of its divisors is an integer number (16218937966).

Almost surely, 2^{1117438017500} is an apocalyptic number.

1117438017500 is a gapful number since it is divisible by the number (10) 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 1117438017500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1459704416940).

1117438017500 is an abundant number, since it is smaller than the sum of its proper divisors (1801970816380).

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

1117438017500 is a wasteful number, since it uses less digits than its factorization.

1117438017500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246614 (or 246590 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 38.

The spelling of 1117438017500 in words is "one trillion, one hundred seventeen billion, four hundred thirty-eight million, seventeen thousand, five hundred".