1118605101648 has 160 divisors (see below), whose sum is σ = 3009793075200. Its totient is φ = 357557104128.

The previous prime is 1118605101527. The next prime is 1118605101667. The reversal of 1118605101648 is 8461015068111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 244929861 + ... + 244934427.

It is an arithmetic number, because the mean of its divisors is an integer number (18811206720).

Almost surely, 2^{1118605101648} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1118605101648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1504896537600).

1118605101648 is an abundant number, since it is smaller than the sum of its proper divisors (1891187973552).

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

1118605101648 is a wasteful number, since it uses less digits than its factorization.

1118605101648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5769 (or 5763 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 42.

The spelling of 1118605101648 in words is "one trillion, one hundred eighteen billion, six hundred five million, one hundred one thousand, six hundred forty-eight".