14705209428 has 48 divisors (see below), whose sum is σ = 42230348160. Its totient is φ = 3878296704.

The previous prime is 14705209403. The next prime is 14705209439. The reversal of 14705209428 is 82490250741.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 14705209428.

It is a congruent number.

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, 6732063 + ... + 6734246.

It is an arithmetic number, because the mean of its divisors is an integer number (879798920).

Almost surely, 2^14705209428 is an apocalyptic number.

It is an amenable number.

14705209428 is an abundant number, since it is smaller than the sum of its proper divisors (27525138732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14705209428 is a wasteful number, since it uses less digits than its factorization.

14705209428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13466336 (or 13466334 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The spelling of 14705209428 in words is "fourteen billion, seven hundred five million, two hundred nine thousand, four hundred twenty-eight".