14277738641 has 4 divisors (see below), whose sum is σ = 14291350500. Its totient is φ = 14264126784.

The previous prime is 14277738593. The next prime is 14277738661. The reversal of 14277738641 is 14683777241.

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 12321888016 + 1955850625 = 111004^2 + 44225^2 .

It is a cyclic number.

It is not a de Polignac number, because 14277738641 - 2¹⁴ = 14277722257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14277738641.

It is not an unprimeable number, because it can be changed into a prime (14277738661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6804356 + ... + 6806453.

It is an arithmetic number, because the mean of its divisors is an integer number (3572837625).

Almost surely, 2^14277738641 is an apocalyptic number.

It is an amenable number.

14277738641 is a deficient number, since it is larger than the sum of its proper divisors (13611859).

14277738641 is a wasteful number, since it uses less digits than its factorization.

14277738641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13611858.

The product of its digits is 1580544, while the sum is 50.

The spelling of 14277738641 in words is "fourteen billion, two hundred seventy-seven million, seven hundred thirty-eight thousand, six hundred forty-one".