18264544814 has 8 divisors (see below), whose sum is σ = 27438392520. Its totient is φ = 9118413976.

The previous prime is 18264544801. The next prime is 18264544871. The reversal of 18264544814 is 41844546281.

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

It is a super-2 number, since 2×18264544814² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6927569 + ... + 6930204.

It is an arithmetic number, because the mean of its divisors is an integer number (3429799065).

Almost surely, 2^18264544814 is an apocalyptic number.

18264544814 is a deficient number, since it is larger than the sum of its proper divisors (9173847706).

18264544814 is a wasteful number, since it uses less digits than its factorization.

18264544814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13858434.

The product of its digits is 983040, while the sum is 47.

The spelling of 18264544814 in words is "eighteen billion, two hundred sixty-four million, five hundred forty-four thousand, eight hundred fourteen".