14640556143 has 8 divisors (see below), whose sum is σ = 19525792048. Its totient is φ = 9757845504.

The previous prime is 14640556141. The next prime is 14640556157. The reversal of 14640556143 is 34165504641.

14640556143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14640556143 - 2¹ = 14640556141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14640556141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617746 + ... + 641007.

It is an arithmetic number, because the mean of its divisors is an integer number (2440724006).

Almost surely, 2^14640556143 is an apocalyptic number.

14640556143 is a deficient number, since it is larger than the sum of its proper divisors (4885235905).

14640556143 is a wasteful number, since it uses less digits than its factorization.

14640556143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262633.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 14640556143 in words is "fourteen billion, six hundred forty million, five hundred fifty-six thousand, one hundred forty-three".