13530551644705 has 8 divisors (see below), whose sum is σ = 16238328527232. Its totient is φ = 10823330280048.

The previous prime is 13530551644663. The next prime is 13530551644711. The reversal of 13530551644705 is 50744615503531.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13530551644705 is a prime.

It is a Duffinian 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, 138825879 + ... + 138923308.

It is an arithmetic number, because the mean of its divisors is an integer number (2029791065904).

Almost surely, 2^{13530551644705} is an apocalyptic number.

It is an amenable number.

13530551644705 is a deficient number, since it is larger than the sum of its proper divisors (2707776882527).

13530551644705 is an equidigital number, since it uses as much as digits as its factorization.

13530551644705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277758935.

The product of its (nonzero) digits is 3780000, while the sum is 49.

The spelling of 13530551644705 in words is "thirteen trillion, five hundred thirty billion, five hundred fifty-one million, six hundred forty-four thousand, seven hundred five".