18058702017 has 4 divisors (see below), whose sum is σ = 24078269360. Its totient is φ = 12039134676.

The previous prime is 18058702007. The next prime is 18058702063. The reversal of 18058702017 is 71020785081.

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 not a de Polignac number, because 18058702017 - 2⁴ = 18058702001 is a prime.

It is a super-2 number, since 2×18058702017² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18058702007) 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, 3009783667 + ... + 3009783672.

It is an arithmetic number, because the mean of its divisors is an integer number (6019567340).

Almost surely, 2^18058702017 is an apocalyptic number.

It is an amenable number.

18058702017 is a deficient number, since it is larger than the sum of its proper divisors (6019567343).

18058702017 is an equidigital number, since it uses as much as digits as its factorization.

18058702017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6019567342.

The product of its (nonzero) digits is 31360, while the sum is 39.

The spelling of 18058702017 in words is "eighteen billion, fifty-eight million, seven hundred two thousand, seventeen".