13444414771 has 2 divisors, whose sum is σ = 13444414772. Its totient is φ = 13444414770.

The previous prime is 13444414741. The next prime is 13444414807. The reversal of 13444414771 is 17741444431.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13444414771 - 2⁹ = 13444414259 is a prime.

It is not a weakly prime, because it can be changed into another prime (13444414741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6722207385 + 6722207386.

It is an arithmetic number, because the mean of its divisors is an integer number (6722207386).

Almost surely, 2^13444414771 is an apocalyptic number.

13444414771 is a deficient number, since it is larger than the sum of its proper divisors (1).

13444414771 is an equidigital number, since it uses as much as digits as its factorization.

13444414771 is an evil number, because the sum of its binary digits is even.

The product of its digits is 150528, while the sum is 40.

The spelling of 13444414771 in words is "thirteen billion, four hundred forty-four million, four hundred fourteen thousand, seven hundred seventy-one".