13441960723729 has 2 divisors, whose sum is σ = 13441960723730. Its totient is φ = 13441960723728.

The previous prime is 13441960723727. The next prime is 13441960723769. The reversal of 13441960723729 is 92732706914431.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12355738195329 + 1086222528400 = 3515073^2 + 1042220^2 .

It is a cyclic number.

It is not a de Polignac number, because 13441960723729 - 2¹ = 13441960723727 is a prime.

It is a super-2 number, since 2×13441960723729² (a number of 27 digits) contains 22 as substring.

Together with 13441960723727, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13441960723727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6720980361864 + 6720980361865.

It is an arithmetic number, because the mean of its divisors is an integer number (6720980361865).

Almost surely, 2^{13441960723729} is an apocalyptic number.

It is an amenable number.

13441960723729 is a deficient number, since it is larger than the sum of its proper divisors (1).

13441960723729 is an equidigital number, since it uses as much as digits as its factorization.

13441960723729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13716864, while the sum is 58.

The spelling of 13441960723729 in words is "thirteen trillion, four hundred forty-one billion, nine hundred sixty million, seven hundred twenty-three thousand, seven hundred twenty-nine".