13326664450 has 24 divisors (see below), whose sum is σ = 27041014800. Its totient is φ = 4846059600.

The previous prime is 13326664433. The next prime is 13326664459. The reversal of 13326664450 is 5446662331.

It is a happy number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (13326664459) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 12114600 + ... + 12115699.

It is an arithmetic number, because the mean of its divisors is an integer number (1126708950).

Almost surely, 2^13326664450 is an apocalyptic number.

13326664450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13326664450 is an abundant number, since it is smaller than the sum of its proper divisors (13714350350).

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

13326664450 is a wasteful number, since it uses less digits than its factorization.

13326664450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24230322 (or 24230317 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

It can be divided in two parts, 13326 and 664450, that added together give a palindrome (677776).

The spelling of 13326664450 in words is "thirteen billion, three hundred twenty-six million, six hundred sixty-four thousand, four hundred fifty".