14432660426521 has 8 divisors (see below), whose sum is σ = 15192318398400. Its totient is φ = 13673006881200.

The previous prime is 14432660426497. The next prime is 14432660426543. The reversal of 14432660426521 is 12562406623441.

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

It is a cyclic number.

It is not a de Polignac number, because 14432660426521 - 2³¹ = 14430512942873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14432660426221) 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, 7175196 + ... + 8963746.

It is an arithmetic number, because the mean of its divisors is an integer number (1899039799800).

Almost surely, 2^{14432660426521} is an apocalyptic number.

It is an amenable number.

14432660426521 is a deficient number, since it is larger than the sum of its proper divisors (759657971879).

14432660426521 is a wasteful number, since it uses less digits than its factorization.

14432660426521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2213279.

The product of its (nonzero) digits is 1658880, while the sum is 46.

The spelling of 14432660426521 in words is "fourteen trillion, four hundred thirty-two billion, six hundred sixty million, four hundred twenty-six thousand, five hundred twenty-one".