14627605421 has 24 divisors (see below), whose sum is σ = 17363969280. Its totient is φ = 12240249120.

The previous prime is 14627605403. The next prime is 14627605427. The reversal of 14627605421 is 12450672641.

It is a happy number.

It is not a de Polignac number, because 14627605421 - 2⁶ = 14627605357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14627605427) 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 23 ways as a sum of consecutive naturals, for example, 551756 + ... + 577658.

It is an arithmetic number, because the mean of its divisors is an integer number (723498720).

Almost surely, 2^14627605421 is an apocalyptic number.

14627605421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14627605421 is a deficient number, since it is larger than the sum of its proper divisors (2736363859).

14627605421 is a wasteful number, since it uses less digits than its factorization.

14627605421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26297 (or 26286 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 14627605421 in words is "fourteen billion, six hundred twenty-seven million, six hundred five thousand, four hundred twenty-one".