13346674000021 has 4 divisors (see below), whose sum is σ = 13355577720000. Its totient is φ = 13337770280044.

The previous prime is 13346674000007. The next prime is 13346674000117. The reversal of 13346674000021 is 12000047664331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13346674000021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13346674000001) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4451857741 + ... + 4451860738.

It is an arithmetic number, because the mean of its divisors is an integer number (3338894430000).

Almost surely, 2^{13346674000021} is an apocalyptic number.

It is an amenable number.

13346674000021 is a deficient number, since it is larger than the sum of its proper divisors (8903719979).

13346674000021 is an equidigital number, since it uses as much as digits as its factorization.

13346674000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8903719978.

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 13346674000021 in words is "thirteen trillion, three hundred forty-six billion, six hundred seventy-four million, twenty-one", and thus it is an aban number.