14025421543 has 16 divisors (see below), whose sum is σ = 16575344640. Its totient is φ = 11613441600.

The previous prime is 14025421519. The next prime is 14025421547. The reversal of 14025421543 is 34512452041.

It is a cyclic number.

It is not a de Polignac number, because 14025421543 - 2⁹ = 14025421031 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14025421547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66678 + ... + 180268.

It is an arithmetic number, because the mean of its divisors is an integer number (1035959040).

Almost surely, 2^14025421543 is an apocalyptic number.

14025421543 is a deficient number, since it is larger than the sum of its proper divisors (2549923097).

14025421543 is a wasteful number, since it uses less digits than its factorization.

14025421543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114198.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 14025421543 its reverse (34512452041), we get a palindrome (48537873584).

The spelling of 14025421543 in words is "fourteen billion, twenty-five million, four hundred twenty-one thousand, five hundred forty-three".