14221255690468 has 48 divisors (see below), whose sum is σ = 25449683681968. Its totient is φ = 6951386304000.

The previous prime is 14221255690309. The next prime is 14221255690471. The reversal of 14221255690468 is 86409655212241.

It is a happy number.

14221255690468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 6789787141284 + 7431468549184 = 2605722^2 + 2726072^2 .

It is a super-2 number, since 2×14221255690468² (a number of 27 digits) contains 22 as substring.

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, 76797046 + ... + 76982002.

Almost surely, 2^{14221255690468} is an apocalyptic number.

It is an amenable number.

14221255690468 is a deficient number, since it is larger than the sum of its proper divisors (11228427991500).

14221255690468 is a wasteful number, since it uses less digits than its factorization.

14221255690468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186944 (or 186942 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 55.

The spelling of 14221255690468 in words is "fourteen trillion, two hundred twenty-one billion, two hundred fifty-five million, six hundred ninety thousand, four hundred sixty-eight".