13681673363 has 8 divisors (see below), whose sum is σ = 13978041840. Its totient is φ = 13388474880.

The previous prime is 13681673323. The next prime is 13681673399. The reversal of 13681673363 is 36337618631.

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

It is a cyclic number.

It is not a de Polignac number, because 13681673363 - 2⁸ = 13681673107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13681673323) 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, 783773 + ... + 801038.

It is an arithmetic number, because the mean of its divisors is an integer number (1747255230).

Almost surely, 2^13681673363 is an apocalyptic number.

13681673363 is a deficient number, since it is larger than the sum of its proper divisors (296368477).

13681673363 is an equidigital number, since it uses as much as digits as its factorization.

13681673363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584997.

The product of its digits is 979776, while the sum is 47.

The spelling of 13681673363 in words is "thirteen billion, six hundred eighty-one million, six hundred seventy-three thousand, three hundred sixty-three".