14421031252 has 24 divisors (see below), whose sum is σ = 26726414400. Its totient is φ = 6785074560.

The previous prime is 14421031249. The next prime is 14421031259. The reversal of 14421031252 is 25213012441.

It is a super-2 number, since 2×14421031252² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14421031259) 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, 404427 + ... + 438637.

It is an arithmetic number, because the mean of its divisors is an integer number (1113600600).

Almost surely, 2^14421031252 is an apocalyptic number.

It is an amenable number.

14421031252 is a deficient number, since it is larger than the sum of its proper divisors (12305383148).

14421031252 is a wasteful number, since it uses less digits than its factorization.

14421031252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40431 (or 40429 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 14421031252 its reverse (25213012441), we get a palindrome (39634043693).

It can be divided in two parts, 144 and 21031252, that added together give a square (21031396 = 4586²).

The spelling of 14421031252 in words is "fourteen billion, four hundred twenty-one million, thirty-one thousand, two hundred fifty-two".