14443421025 has 48 divisors (see below), whose sum is σ = 26093687040. Its totient is φ = 6991310400.

The previous prime is 14443421009. The next prime is 14443421033. The reversal of 14443421025 is 52012434441.

It is not a de Polignac number, because 14443421025 - 2⁴ = 14443421009 is a prime.

It is a super-2 number, since 2×14443421025² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14443420983 and 14443421001.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 496534 + ... + 524816.

It is an arithmetic number, because the mean of its divisors is an integer number (543618480).

Almost surely, 2^14443421025 is an apocalyptic number.

14443421025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14443421025 is a deficient number, since it is larger than the sum of its proper divisors (11650266015).

14443421025 is a wasteful number, since it uses less digits than its factorization.

14443421025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28926 (or 28921 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 14443421025 its reverse (52012434441), we get a palindrome (66455855466).

The spelling of 14443421025 in words is "fourteen billion, four hundred forty-three million, four hundred twenty-one thousand, twenty-five".