13346718784 has 63 divisors (see below), whose sum is σ = 30823900887. Its totient is φ = 5717249664.

The previous prime is 13346718779. The next prime is 13346718797. The reversal of 13346718784 is 48781764331.

The square root of 13346718784 is 115528.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6468537 + ... + 6470599.

Almost surely, 2^13346718784 is an apocalyptic number.

13346718784 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13346718784 is the 115528-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13346718784

13346718784 is an abundant number, since it is smaller than the sum of its proper divisors (17477182103).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13346718784 is an frugal number, since it uses more digits than its factorization.

13346718784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4152 (or 2072 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 52.

It can be divided in two parts, 133467 and 18784, that added together give a palindrome (152251).

The spelling of 13346718784 in words is "thirteen billion, three hundred forty-six million, seven hundred eighteen thousand, seven hundred eighty-four".