14145221352 has 32 divisors (see below), whose sum is σ = 36900578880. Its totient is φ = 4510070400.

The previous prime is 14145221351. The next prime is 14145221381. The reversal of 14145221352 is 25312254141.

It is not an unprimeable number, because it can be changed into a prime (14145221351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12812149 + ... + 12813252.

It is an arithmetic number, because the mean of its divisors is an integer number (1153143090).

Almost surely, 2^14145221352 is an apocalyptic number.

14145221352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14145221352 is an abundant number, since it is smaller than the sum of its proper divisors (22755357528).

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

14145221352 is a wasteful number, since it uses less digits than its factorization.

14145221352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25625433 (or 25625429 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

Adding to 14145221352 its reverse (25312254141), we get a palindrome (39457475493).

The spelling of 14145221352 in words is "fourteen billion, one hundred forty-five million, two hundred twenty-one thousand, three hundred fifty-two".