1158486739976 has 8 divisors (see below), whose sum is σ = 2172162637470. Its totient is φ = 579243369984.

The previous prime is 1158486739877. The next prime is 1158486740041. The reversal of 1158486739976 is 6799376848511.

It can be written as a sum of positive squares in only one way, i.e., 1000660108900 + 157826631076 = 1000330^2 + 397274^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 72405421241 + ... + 72405421256.

Almost surely, 2^{1158486739976} is an apocalyptic number.

It is an amenable number.

1158486739976 is a deficient number, since it is larger than the sum of its proper divisors (1013675897494).

1158486739976 is a wasteful number, since it uses less digits than its factorization.

1158486739976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144810842503 (or 144810842499 counting only the distinct ones).

The product of its digits is 548674560, while the sum is 74.

The spelling of 1158486739976 in words is "one trillion, one hundred fifty-eight billion, four hundred eighty-six million, seven hundred thirty-nine thousand, nine hundred seventy-six".