18064948467 has 4 divisors (see below), whose sum is σ = 24086597960. Its totient is φ = 12043298976.

The previous prime is 18064948441. The next prime is 18064948469. The reversal of 18064948467 is 76484946081.

It is a happy number.

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

It is not a de Polignac number, because 18064948467 - 2²⁰ = 18063899891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18064948469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3010824742 + ... + 3010824747.

It is an arithmetic number, because the mean of its divisors is an integer number (6021649490).

Almost surely, 2^18064948467 is an apocalyptic number.

18064948467 is a deficient number, since it is larger than the sum of its proper divisors (6021649493).

18064948467 is an equidigital number, since it uses as much as digits as its factorization.

18064948467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6021649492.

The product of its (nonzero) digits is 9289728, while the sum is 57.

The spelling of 18064948467 in words is "eighteen billion, sixty-four million, nine hundred forty-eight thousand, four hundred sixty-seven".