14938868729641 has 2 divisors, whose sum is σ = 14938868729642. Its totient is φ = 14938868729640.

The previous prime is 14938868729639. The next prime is 14938868729723. The reversal of 14938868729641 is 14692786883941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12986141969641 + 1952726760000 = 3603629^2 + 1397400^2 .

It is a cyclic number.

It is not a de Polignac number, because 14938868729641 - 2¹ = 14938868729639 is a prime.

Together with 14938868729639, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (14938868729441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7469434364820 + 7469434364821.

It is an arithmetic number, because the mean of its divisors is an integer number (7469434364821).

Almost surely, 2^{14938868729641} is an apocalyptic number.

It is an amenable number.

14938868729641 is a deficient number, since it is larger than the sum of its proper divisors (1).

14938868729641 is an equidigital number, since it uses as much as digits as its factorization.

14938868729641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1003290624, while the sum is 76.

The spelling of 14938868729641 in words is "fourteen trillion, nine hundred thirty-eight billion, eight hundred sixty-eight million, seven hundred twenty-nine thousand, six hundred forty-one".