1158877234944 has 576 divisors, whose sum is σ = 4051393758720. Its totient is φ = 322127953920.

The previous prime is 1158877234937. The next prime is 1158877234981. The reversal of 1158877234944 is 4494327788511.

1158877234944 is a `hidden beast` number, since 1 + 1 + 58 + 8 + 77 + 23 + 494 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 161108212 + ... + 161115404.

It is an arithmetic number, because the mean of its divisors is an integer number (7033669720).

Almost surely, 2^{1158877234944} 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 1158877234944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2025696879360).

1158877234944 is an abundant number, since it is smaller than the sum of its proper divisors (2892516523776).

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

1158877234944 is a wasteful number, since it uses less digits than its factorization.

1158877234944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7405 (or 7385 counting only the distinct ones).

The product of its digits is 54190080, while the sum is 63.

The spelling of 1158877234944 in words is "one trillion, one hundred fifty-eight billion, eight hundred seventy-seven million, two hundred thirty-four thousand, nine hundred forty-four".