14963867450849 has 2 divisors, whose sum is σ = 14963867450850. Its totient is φ = 14963867450848.

The previous prime is 14963867450837. The next prime is 14963867450899. The reversal of 14963867450849 is 94805476836941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14947695750625 + 16171700224 = 3866225^2 + 127168^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14963867450849 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (14963867450899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7481933725424 + 7481933725425.

It is an arithmetic number, because the mean of its divisors is an integer number (7481933725425).

Almost surely, 2^{14963867450849} is an apocalyptic number.

It is an amenable number.

14963867450849 is a deficient number, since it is larger than the sum of its proper divisors (1).

14963867450849 is an equidigital number, since it uses as much as digits as its factorization.

14963867450849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1254113280, while the sum is 74.

The spelling of 14963867450849 in words is "fourteen trillion, nine hundred sixty-three billion, eight hundred sixty-seven million, four hundred fifty thousand, eight hundred forty-nine".