13664035365 has 8 divisors (see below), whose sum is σ = 21862456608. Its totient is φ = 7287485520.

The previous prime is 13664035351. The next prime is 13664035373. The reversal of 13664035365 is 56353046631.

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

It is not a de Polignac number, because 13664035365 - 2⁴ = 13664035349 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 455467831 + ... + 455467860.

It is an arithmetic number, because the mean of its divisors is an integer number (2732807076).

Almost surely, 2^13664035365 is an apocalyptic number.

13664035365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13664035365 is a deficient number, since it is larger than the sum of its proper divisors (8198421243).

13664035365 is an equidigital number, since it uses as much as digits as its factorization.

13664035365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910935699.

The product of its (nonzero) digits is 583200, while the sum is 42.

The spelling of 13664035365 in words is "thirteen billion, six hundred sixty-four million, thirty-five thousand, three hundred sixty-five".