254441144429 has 2 divisors, whose sum is σ = 254441144430. Its totient is φ = 254441144428.

The previous prime is 254441144317. The next prime is 254441144467. The reversal of 254441144429 is 924441144452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229538726404 + 24902418025 = 479102^2 + 157805^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-254441144429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 254441144429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254441144729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127220572214 + 127220572215.

It is an arithmetic number, because the mean of its divisors is an integer number (127220572215).

Almost surely, 2^254441144429 is an apocalyptic number.

It is an amenable number.

254441144429 is a deficient number, since it is larger than the sum of its proper divisors (1).

254441144429 is an equidigital number, since it uses as much as digits as its factorization.

254441144429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 737280, while the sum is 44.

The spelling of 254441144429 in words is "two hundred fifty-four billion, four hundred forty-one million, one hundred forty-four thousand, four hundred twenty-nine".