13669053052478 has 8 divisors (see below), whose sum is σ = 21210599564280. Its totient is φ = 6598853197720.

The previous prime is 13669053052477. The next prime is 13669053052537. The reversal of 13669053052478 is 87425035096631.

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

It is a super-3 number, since 3×13669053052478³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13669053052477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117836664188 + ... + 117836664303.

It is an arithmetic number, because the mean of its divisors is an integer number (2651324945535).

It is a 2-persistent number, because it is pandigital, and so is 2⋅13669053052478 = 27338106104956, but 3⋅13669053052478 = 41007159157434 is not.

Almost surely, 2^{13669053052478} is an apocalyptic number.

13669053052478 is a deficient number, since it is larger than the sum of its proper divisors (7541546511802).

13669053052478 is a wasteful number, since it uses less digits than its factorization.

13669053052478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235673328522.

The product of its (nonzero) digits is 32659200, while the sum is 59.

The spelling of 13669053052478 in words is "thirteen trillion, six hundred sixty-nine billion, fifty-three million, fifty-two thousand, four hundred seventy-eight".