14001212333440 has 64 divisors (see below), whose sum is σ = 34020363874320. Its totient is φ = 5508673689600.

The previous prime is 14001212333431. The next prime is 14001212333441. The reversal of 14001212333440 is 4433321210041.

It is a happy number.

14001212333440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 14001212333399 and 14001212333408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14001212333441) 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, 179279766 + ... + 179357845.

Almost surely, 2^{14001212333440} is an apocalyptic number.

14001212333440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14001212333440 is an abundant number, since it is smaller than the sum of its proper divisors (20019151540880).

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

14001212333440 is an equidigital number, since it uses as much as digits as its factorization.

14001212333440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358637691 (or 358637679 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 14001212333440 its reverse (4433321210041), we get a palindrome (18434533543481).

The spelling of 14001212333440 in words is "fourteen trillion, one billion, two hundred twelve million, three hundred thirty-three thousand, four hundred forty".