14279721422849 has 2 divisors, whose sum is σ = 14279721422850. Its totient is φ = 14279721422848.

The previous prime is 14279721422807. The next prime is 14279721422873. The reversal of 14279721422849 is 94822412797241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10835078222224 + 3444643200625 = 3291668^2 + 1855975^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14279721422849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14279721422791 and 14279721422800.

It is not a weakly prime, because it can be changed into another prime (14279721422149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7139860711424 + 7139860711425.

It is an arithmetic number, because the mean of its divisors is an integer number (7139860711425).

Almost surely, 2^{14279721422849} is an apocalyptic number.

It is an amenable number.

14279721422849 is a deficient number, since it is larger than the sum of its proper divisors (1).

14279721422849 is an equidigital number, since it uses as much as digits as its factorization.

14279721422849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32514048, while the sum is 62.

The spelling of 14279721422849 in words is "fourteen trillion, two hundred seventy-nine billion, seven hundred twenty-one million, four hundred twenty-two thousand, eight hundred forty-nine".