14021165424 has 160 divisors (see below), whose sum is σ = 43261231104. Its totient is φ = 3826056960.

The previous prime is 14021165351. The next prime is 14021165437. The reversal of 14021165424 is 42456112041.

It is a junction number, because it is equal to n+sod(n) for n = 14021165391 and 14021165400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8430417 + ... + 8432079.

Almost surely, 2^14021165424 is an apocalyptic number.

14021165424 is a gapful number since it is divisible by the number (14) 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 14021165424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21630615552).

14021165424 is an abundant number, since it is smaller than the sum of its proper divisors (29240065680).

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

14021165424 is a wasteful number, since it uses less digits than its factorization.

14021165424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2795 (or 2789 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 14021165424 its reverse (42456112041), we get a palindrome (56477277465).

The spelling of 14021165424 in words is "fourteen billion, twenty-one million, one hundred sixty-five thousand, four hundred twenty-four".