14678209354 has 32 divisors (see below), whose sum is σ = 22407840000. Its totient is φ = 7210393344.

The previous prime is 14678209349. The next prime is 14678209397. The reversal of 14678209354 is 45390287641.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 14678209298 and 14678209307.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 17494467 + ... + 17495305.

It is an arithmetic number, because the mean of its divisors is an integer number (700245000).

It is a 2-persistent number, because it is pandigital, and so is 2⋅14678209354 = 29356418708, but 3⋅14678209354 = 44034628062 is not.

Almost surely, 2^14678209354 is an apocalyptic number.

14678209354 is a deficient number, since it is larger than the sum of its proper divisors (7729630646).

14678209354 is a wasteful number, since it uses less digits than its factorization.

14678209354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 14678209354 in words is "fourteen billion, six hundred seventy-eight million, two hundred nine thousand, three hundred fifty-four".