1158251167228 has 12 divisors (see below), whose sum is σ = 2026963242360. Its totient is φ = 579118812272.

The previous prime is 1158251167219. The next prime is 1158251167253. The reversal of 1158251167228 is 8227611528511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1297723 + ... + 2000146.

It is an arithmetic number, because the mean of its divisors is an integer number (168913603530).

Almost surely, 2^{1158251167228} is an apocalyptic number.

It is an amenable number.

1158251167228 is a deficient number, since it is larger than the sum of its proper divisors (868712075132).

1158251167228 is a wasteful number, since it uses less digits than its factorization.

1158251167228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3385676 (or 3385674 counting only the distinct ones).

The product of its digits is 537600, while the sum is 49.

The spelling of 1158251167228 in words is "one trillion, one hundred fifty-eight billion, two hundred fifty-one million, one hundred sixty-seven thousand, two hundred twenty-eight".