14321002144 has 24 divisors (see below), whose sum is σ = 28956488148. Its totient is φ = 6966973440.

The previous prime is 14321002133. The next prime is 14321002153. The reversal of 14321002144 is 44120012341.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11659680400 + 2661321744 = 107980^2 + 51588^2 .

It is a super-2 number, since 2×14321002144² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6046537 + ... + 6048904.

Almost surely, 2^14321002144 is an apocalyptic number.

It is an amenable number.

14321002144 is an abundant number, since it is smaller than the sum of its proper divisors (14635486004).

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

14321002144 is a wasteful number, since it uses less digits than its factorization.

14321002144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12095488 (or 12095480 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 14321002144 its reverse (44120012341), we get a palindrome (58441014485).

The spelling of 14321002144 in words is "fourteen billion, three hundred twenty-one million, two thousand, one hundred forty-four".