13453552569 has 8 divisors (see below), whose sum is σ = 17973313920. Its totient is φ = 8951413136.

The previous prime is 13453552559. The next prime is 13453552571. The reversal of 13453552569 is 96525535431.

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 13453552569 - 2¹² = 13453548473 is a prime.

It is a super-2 number, since 2×13453552569² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13453552549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4403697 + ... + 4406750.

It is an arithmetic number, because the mean of its divisors is an integer number (2246664240).

Almost surely, 2^13453552569 is an apocalyptic number.

It is an amenable number.

13453552569 is a deficient number, since it is larger than the sum of its proper divisors (4519761351).

13453552569 is an equidigital number, since it uses as much as digits as its factorization.

13453552569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8810959.

The product of its digits is 2430000, while the sum is 48.

The spelling of 13453552569 in words is "thirteen billion, four hundred fifty-three million, five hundred fifty-two thousand, five hundred sixty-nine".