14442143501 has 4 divisors (see below), whose sum is σ = 15291681372. Its totient is φ = 13592605632.

The previous prime is 14442143479. The next prime is 14442143519. The reversal of 14442143501 is 10534124441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9120441001 + 5321702500 = 95501^2 + 72950^2 .

It is a cyclic number.

It is not a de Polignac number, because 14442143501 - 2¹⁸ = 14441881357 is a prime.

It is a super-3 number, since 3×14442143501³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14442143531) 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 3 ways as a sum of consecutive naturals, for example, 424768910 + ... + 424768943.

It is an arithmetic number, because the mean of its divisors is an integer number (3822920343).

Almost surely, 2^14442143501 is an apocalyptic number.

It is an amenable number.

14442143501 is a deficient number, since it is larger than the sum of its proper divisors (849537871).

14442143501 is an equidigital number, since it uses as much as digits as its factorization.

14442143501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849537870.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 14442143501 its reverse (10534124441), we get a palindrome (24976267942).

The spelling of 14442143501 in words is "fourteen billion, four hundred forty-two million, one hundred forty-three thousand, five hundred one".