1158818204000 has 96 divisors (see below), whose sum is σ = 2855377980000. Its totient is φ = 462198566400.

The previous prime is 1158818203987. The next prime is 1158818204039. The reversal of 1158818204000 is 4028188511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 980951 + ... + 1811049.

It is an arithmetic number, because the mean of its divisors is an integer number (29743520625).

Almost surely, 2^{1158818204000} is an apocalyptic number.

1158818204000 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 1158818204000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1427688990000).

1158818204000 is an abundant number, since it is smaller than the sum of its proper divisors (1696559776000).

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

1158818204000 is an equidigital number, since it uses as much as digits as its factorization.

1158818204000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830473 (or 830455 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 38.

The spelling of 1158818204000 in words is "one trillion, one hundred fifty-eight billion, eight hundred eighteen million, two hundred four thousand".