18224460004 has 9 divisors (see below), whose sum is σ = 31893277507. Its totient is φ = 9112095004.

The previous prime is 18224459983. The next prime is 18224460031. The reversal of 18224460004 is 40006442281.

The square root of 18224460004 is 134998.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 236247 + ... + 303745.

Almost surely, 2^18224460004 is an apocalyptic number.

18224460004 is the 134998-th square number.

It is an amenable number.

18224460004 is a deficient number, since it is larger than the sum of its proper divisors (13668817503).

18224460004 is an frugal number, since it uses more digits than its factorization.

18224460004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135002 (or 67501 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

The spelling of 18224460004 in words is "eighteen billion, two hundred twenty-four million, four hundred sixty thousand, four".