1158271805882 has 64 divisors (see below), whose sum is σ = 1849443280128. Its totient is φ = 542942400000.

The previous prime is 1158271805827. The next prime is 1158271805927. The reversal of 1158271805882 is 2885081728511.

It is a super-2 number, since 2×1158271805882² (a number of 25 digits) contains 22 as substring.

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, 204964757 + ... + 204970407.

It is an arithmetic number, because the mean of its divisors is an integer number (28897551252).

Almost surely, 2^{1158271805882} is an apocalyptic number.

1158271805882 is a deficient number, since it is larger than the sum of its proper divisors (691171474246).

1158271805882 is a wasteful number, since it uses less digits than its factorization.

1158271805882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6215.

The product of its (nonzero) digits is 2867200, while the sum is 56.

The spelling of 1158271805882 in words is "one trillion, one hundred fifty-eight billion, two hundred seventy-one million, eight hundred five thousand, eight hundred eighty-two".