18228224734 has 8 divisors (see below), whose sum is σ = 27358047288. Its totient is φ = 9108875640.

The previous prime is 18228224723. The next prime is 18228224737. The reversal of 18228224734 is 43742282281.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18228224737) 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, 2614012 + ... + 2620975.

It is an arithmetic number, because the mean of its divisors is an integer number (3419755911).

Almost surely, 2^18228224734 is an apocalyptic number.

18228224734 is a deficient number, since it is larger than the sum of its proper divisors (9129822554).

18228224734 is a wasteful number, since it uses less digits than its factorization.

18228224734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5236730.

The product of its digits is 344064, while the sum is 43.

It can be divided in two parts, 182282247 and 34, that added together give a palindrome (182282281).

The spelling of 18228224734 in words is "eighteen billion, two hundred twenty-eight million, two hundred twenty-four thousand, seven hundred thirty-four".