14021442525 has 24 divisors (see below), whose sum is σ = 23198862400. Its totient is φ = 7472701440.

The previous prime is 14021442517. The next prime is 14021442583. The reversal of 14021442525 is 52524412041.

It is not a de Polignac number, because 14021442525 - 2³ = 14021442517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14021442492 and 14021442501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38109 + ... + 171741.

Almost surely, 2^14021442525 is an apocalyptic number.

14021442525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14021442525 is a deficient number, since it is larger than the sum of its proper divisors (9177419875).

14021442525 is a wasteful number, since it uses less digits than its factorization.

14021442525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135045 (or 135040 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 14021442525 its reverse (52524412041), we get a palindrome (66545854566).

The spelling of 14021442525 in words is "fourteen billion, twenty-one million, four hundred forty-two thousand, five hundred twenty-five".