13330778673 has 8 divisors (see below), whose sum is σ = 17776372000. Its totient is φ = 8886185568.

The previous prime is 13330778641. The next prime is 13330778707. The reversal of 13330778673 is 37687703331.

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

It is not a de Polignac number, because 13330778673 - 2⁵ = 13330778641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13330778473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218383 + ... + 272676.

It is an arithmetic number, because the mean of its divisors is an integer number (2222046500).

Almost surely, 2^13330778673 is an apocalyptic number.

It is an amenable number.

13330778673 is a deficient number, since it is larger than the sum of its proper divisors (4445593327).

13330778673 is an equidigital number, since it uses as much as digits as its factorization.

13330778673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500111.

The product of its (nonzero) digits is 1333584, while the sum is 48.

The spelling of 13330778673 in words is "thirteen billion, three hundred thirty million, seven hundred seventy-eight thousand, six hundred seventy-three".