4995626238389 has 2 divisors, whose sum is σ = 4995626238390. Its totient is φ = 4995626238388.

The previous prime is 4995626238367. The next prime is 4995626238443. The reversal of 4995626238389 is 9838326265994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4437691935889 + 557934302500 = 2106583^2 + 746950^2 .

It is a cyclic number.

It is not a de Polignac number, because 4995626238389 - 2²⁸ = 4995357802933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4995626208389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2497813119194 + 2497813119195.

It is an arithmetic number, because the mean of its divisors is an integer number (2497813119195).

Almost surely, 2^{4995626238389} is an apocalyptic number.

It is an amenable number.

4995626238389 is a deficient number, since it is larger than the sum of its proper divisors (1).

4995626238389 is an equidigital number, since it uses as much as digits as its factorization.

4995626238389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1209323520, while the sum is 74.

The spelling of 4995626238389 in words is "four trillion, nine hundred ninety-five billion, six hundred twenty-six million, two hundred thirty-eight thousand, three hundred eighty-nine".