14140544542 has 4 divisors (see below), whose sum is σ = 21210816816. Its totient is φ = 7070272270.

The previous prime is 14140544519. The next prime is 14140544543. The reversal of 14140544542 is 24544504141.

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

It is a junction number, because it is equal to n+sod(n) for n = 14140544498 and 14140544507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14140544543) 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 as a sum of consecutive naturals, namely, 3535136134 + ... + 3535136137.

It is an arithmetic number, because the mean of its divisors is an integer number (5302704204).

Almost surely, 2^14140544542 is an apocalyptic number.

14140544542 is a deficient number, since it is larger than the sum of its proper divisors (7070272274).

14140544542 is an equidigital number, since it uses as much as digits as its factorization.

14140544542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7070272273.

The product of its (nonzero) digits is 51200, while the sum is 34.

The spelling of 14140544542 in words is "fourteen billion, one hundred forty million, five hundred forty-four thousand, five hundred forty-two".