505011024311449 has 2 divisors, whose sum is σ = 505011024311450. Its totient is φ = 505011024311448.

The previous prime is 505011024311357. The next prime is 505011024311459. The reversal of 505011024311449 is 944113420110505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 433290535559424 + 71720488752025 = 20815632^2 + 8468795^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-505011024311449 is a prime.

It is a super-2 number, since 2×505011024311449² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (505011024311459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252505512155724 + 252505512155725.

It is an arithmetic number, because the mean of its divisors is an integer number (252505512155725).

Almost surely, 2^{505011024311449} is an apocalyptic number.

It is an amenable number.

505011024311449 is a deficient number, since it is larger than the sum of its proper divisors (1).

505011024311449 is an equidigital number, since it uses as much as digits as its factorization.

505011024311449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 505011024311449 in words is "five hundred five trillion, eleven billion, twenty-four million, three hundred eleven thousand, four hundred forty-nine".