14672389821 has 8 divisors (see below), whose sum is σ = 19575677184. Its totient is φ = 9775347840.

The previous prime is 14672389819. The next prime is 14672389843. The reversal of 14672389821 is 12898327641.

It is a happy number.

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

It is not a de Polignac number, because 14672389821 - 2¹ = 14672389819 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14672389811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1555860 + ... + 1565261.

It is an arithmetic number, because the mean of its divisors is an integer number (2446959648).

Almost surely, 2^14672389821 is an apocalyptic number.

It is an amenable number.

14672389821 is a deficient number, since it is larger than the sum of its proper divisors (4903287363).

14672389821 is a wasteful number, since it uses less digits than its factorization.

14672389821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3122691.

The product of its digits is 1161216, while the sum is 51.

The spelling of 14672389821 in words is "fourteen billion, six hundred seventy-two million, three hundred eighty-nine thousand, eight hundred twenty-one".