18224406734 has 8 divisors (see below), whose sum is σ = 27337449240. Its totient is φ = 9111923656.

The previous prime is 18224406727. The next prime is 18224406737. The reversal of 18224406734 is 43760442281.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 18224406691 and 18224406700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18224406737) 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, 45749 + ... + 196320.

It is an arithmetic number, because the mean of its divisors is an integer number (3417181155).

Almost surely, 2^18224406734 is an apocalyptic number.

18224406734 is a deficient number, since it is larger than the sum of its proper divisors (9113042506).

18224406734 is a wasteful number, since it uses less digits than its factorization.

18224406734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279714.

The product of its (nonzero) digits is 258048, while the sum is 41.

The spelling of 18224406734 in words is "eighteen billion, two hundred twenty-four million, four hundred six thousand, seven hundred thirty-four".