1158522242844 has 12 divisors (see below), whose sum is σ = 2703218566664. Its totient is φ = 386174080944.

The previous prime is 1158522242819. The next prime is 1158522242849. The reversal of 1158522242844 is 4482422258511.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1158522242793 and 1158522242802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158522242849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48271760107 + ... + 48271760130.

Almost surely, 2^{1158522242844} is an apocalyptic number.

It is an amenable number.

1158522242844 is an abundant number, since it is smaller than the sum of its proper divisors (1544696323820).

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

1158522242844 is a wasteful number, since it uses less digits than its factorization.

1158522242844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96543520244 (or 96543520242 counting only the distinct ones).

The product of its digits is 1638400, while the sum is 48.

The spelling of 1158522242844 in words is "one trillion, one hundred fifty-eight billion, five hundred twenty-two million, two hundred forty-two thousand, eight hundred forty-four".