14338021720 has 64 divisors (see below), whose sum is σ = 35390131200. Its totient is φ = 5184670080.

The previous prime is 14338021717. The next prime is 14338021769. The reversal of 14338021720 is 2712083341.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12264 + ... + 169783.

It is an arithmetic number, because the mean of its divisors is an integer number (552970800).

Almost surely, 2^14338021720 is an apocalyptic number.

14338021720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14338021720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17695065600).

14338021720 is an abundant number, since it is smaller than the sum of its proper divisors (21052109480).

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

14338021720 is a wasteful number, since it uses less digits than its factorization.

14338021720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182248 (or 182244 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The spelling of 14338021720 in words is "fourteen billion, three hundred thirty-eight million, twenty-one thousand, seven hundred twenty".