5263801158949 has 2 divisors, whose sum is σ = 5263801158950. Its totient is φ = 5263801158948.

The previous prime is 5263801158929. The next prime is 5263801159051. The reversal of 5263801158949 is 9498511083625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3139806802500 + 2123994356449 = 1771950^2 + 1457393^2 .

It is a cyclic number.

It is not a de Polignac number, because 5263801158949 - 2³¹ = 5261653675301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5263801158929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2631900579474 + 2631900579475.

It is an arithmetic number, because the mean of its divisors is an integer number (2631900579475).

Almost surely, 2^{5263801158949} is an apocalyptic number.

It is an amenable number.

5263801158949 is a deficient number, since it is larger than the sum of its proper divisors (1).

5263801158949 is an equidigital number, since it uses as much as digits as its factorization.

5263801158949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18662400, while the sum is 61.

The spelling of 5263801158949 in words is "five trillion, two hundred sixty-three billion, eight hundred one million, one hundred fifty-eight thousand, nine hundred forty-nine".