1158008949959 has 8 divisors (see below), whose sum is σ = 1252214935488. Its totient is φ = 1066701610240.

The previous prime is 1158008949953. The next prime is 1158008950003. The reversal of 1158008949959 is 9599498008511.

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 1158008949959 - 2¹⁶ = 1158008884423 is a prime.

It is a super-2 number, since 2×1158008949959² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158008949953) 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, 724660622 + ... + 724662219.

It is an arithmetic number, because the mean of its divisors is an integer number (156526866936).

Almost surely, 2^{1158008949959} is an apocalyptic number.

1158008949959 is a deficient number, since it is larger than the sum of its proper divisors (94205985529).

1158008949959 is a wasteful number, since it uses less digits than its factorization.

1158008949959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1449322905.

The product of its (nonzero) digits is 41990400, while the sum is 68.

The spelling of 1158008949959 in words is "one trillion, one hundred fifty-eight billion, eight million, nine hundred forty-nine thousand, nine hundred fifty-nine".