1158733280158 has 4 divisors (see below), whose sum is σ = 1738099920240. Its totient is φ = 579366640078.

The previous prime is 1158733280153. The next prime is 1158733280167. The reversal of 1158733280158 is 8510823378511.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158733280153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 289683320038 + ... + 289683320041.

It is an arithmetic number, because the mean of its divisors is an integer number (434524980060).

Almost surely, 2^{1158733280158} is an apocalyptic number.

1158733280158 is a deficient number, since it is larger than the sum of its proper divisors (579366640082).

1158733280158 is an equidigital number, since it uses as much as digits as its factorization.

1158733280158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579366640081.

The product of its (nonzero) digits is 1612800, while the sum is 52.

The spelling of 1158733280158 in words is "one trillion, one hundred fifty-eight billion, seven hundred thirty-three million, two hundred eighty thousand, one hundred fifty-eight".