12058381689 has 4 divisors (see below), whose sum is σ = 16077842256. Its totient is φ = 8038921124.

The previous prime is 12058381679. The next prime is 12058381691. The reversal of 12058381689 is 98618385021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12058381689 - 2⁷ = 12058381561 is a prime.

It is a super-2 number, since 2×12058381689² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12058381619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2009730279 + ... + 2009730284.

It is an arithmetic number, because the mean of its divisors is an integer number (4019460564).

Almost surely, 2^12058381689 is an apocalyptic number.

It is an amenable number.

12058381689 is a deficient number, since it is larger than the sum of its proper divisors (4019460567).

12058381689 is an equidigital number, since it uses as much as digits as its factorization.

12058381689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4019460566.

The product of its (nonzero) digits is 829440, while the sum is 51.

The spelling of 12058381689 in words is "twelve billion, fifty-eight million, three hundred eighty-one thousand, six hundred eighty-nine".