13321396226880 has 672 divisors, whose sum is σ = 54731426630400. Its totient is φ = 3041333858304.

The previous prime is 13321396226867. The next prime is 13321396226947. The reversal of 13321396226880 is 8862269312331.

13321396226880 is a `hidden beast` number, since 1 + 3 + 3 + 2 + 1 + 3 + 9 + 622 + 6 + 8 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (672).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 371268781 + ... + 371304659.

Almost surely, 2^{13321396226880} is an apocalyptic number.

13321396226880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13321396226880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27365713315200).

13321396226880 is an abundant number, since it is smaller than the sum of its proper divisors (41410030403520).

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

13321396226880 is a wasteful number, since it uses less digits than its factorization.

13321396226880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36796 (or 36773 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 13321396226880 in words is "thirteen trillion, three hundred twenty-one billion, three hundred ninety-six million, two hundred twenty-six thousand, eight hundred eighty".