1158843103488 has 288 divisors, whose sum is σ = 4007548160000. Its totient is φ = 323397494784.

The previous prime is 1158843103399. The next prime is 1158843103541. The reversal of 1158843103488 is 8843013488511.

1158843103488 is a `hidden beast` number, since 1 + 1 + 58 + 8 + 4 + 3 + 103 + 488 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a super-2 number, since 2×1158843103488² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 31 ways as a sum of consecutive naturals, for example, 1802013 + ... + 2359011.

Almost surely, 2^{1158843103488} is an apocalyptic number.

1158843103488 is a gapful number since it is divisible by the number (18) 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 1158843103488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2003774080000).

1158843103488 is an abundant number, since it is smaller than the sum of its proper divisors (2848705056512).

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

1158843103488 is an equidigital number, since it uses as much as digits as its factorization.

1158843103488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557074 (or 557054 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 54.

The spelling of 1158843103488 in words is "one trillion, one hundred fifty-eight billion, eight hundred forty-three million, one hundred three thousand, four hundred eighty-eight".