1158158462817 has 8 divisors (see below), whose sum is σ = 1635047241696. Its totient is φ = 726687662912.

The previous prime is 1158158462807. The next prime is 1158158462819. The reversal of 1158158462817 is 7182648518511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1158158462817 - 2⁴ = 1158158462801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1158158462819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11354494683 + ... + 11354494784.

It is an arithmetic number, because the mean of its divisors is an integer number (204380905212).

Almost surely, 2^{1158158462817} is an apocalyptic number.

1158158462817 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1158158462817 is a deficient number, since it is larger than the sum of its proper divisors (476888778879).

1158158462817 is a wasteful number, since it uses less digits than its factorization.

1158158462817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22708989487.

The product of its digits is 4300800, while the sum is 57.

The spelling of 1158158462817 in words is "one trillion, one hundred fifty-eight billion, one hundred fifty-eight million, four hundred sixty-two thousand, eight hundred seventeen".