5240364630409 has 2 divisors, whose sum is σ = 5240364630410. Its totient is φ = 5240364630408.

The previous prime is 5240364630353. The next prime is 5240364630437. The reversal of 5240364630409 is 9040364630425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3983006088009 + 1257358542400 = 1995747^2 + 1121320^2 .

It is a cyclic number.

It is not a de Polignac number, because 5240364630409 - 2¹¹ = 5240364628361 is a prime.

It is a super-2 number, since 2×5240364630409² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5240364630209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2620182315204 + 2620182315205.

It is an arithmetic number, because the mean of its divisors is an integer number (2620182315205).

Almost surely, 2^{5240364630409} is an apocalyptic number.

It is an amenable number.

5240364630409 is a deficient number, since it is larger than the sum of its proper divisors (1).

5240364630409 is an equidigital number, since it uses as much as digits as its factorization.

5240364630409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 5240364630409 in words is "five trillion, two hundred forty billion, three hundred sixty-four million, six hundred thirty thousand, four hundred nine".