1118498940160 has 144 divisors (see below), whose sum is σ = 3064950201600. Its totient is φ = 383102189568.

The previous prime is 1118498940157. The next prime is 1118498940179. The reversal of 1118498940160 is 610498948111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1118498940098 and 1118498940107.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 8978781 + ... + 9102499.

It is an arithmetic number, because the mean of its divisors is an integer number (21284376400).

Almost surely, 2^{1118498940160} is an apocalyptic number.

1118498940160 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 1118498940160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1532475100800).

1118498940160 is an abundant number, since it is smaller than the sum of its proper divisors (1946451261440).

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

1118498940160 is a wasteful number, since it uses less digits than its factorization.

1118498940160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124756 (or 124742 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 52.

The spelling of 1118498940160 in words is "one trillion, one hundred eighteen billion, four hundred ninety-eight million, nine hundred forty thousand, one hundred sixty".