5263636423 has 2 divisors, whose sum is σ = 5263636424. Its totient is φ = 5263636422.

The previous prime is 5263636409. The next prime is 5263636453. The reversal of 5263636423 is 3246363625.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5263636423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5263636453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2631818211 + 2631818212.

It is an arithmetic number, because the mean of its divisors is an integer number (2631818212).

Almost surely, 2^5263636423 is an apocalyptic number.

5263636423 is a deficient number, since it is larger than the sum of its proper divisors (1).

5263636423 is an equidigital number, since it uses as much as digits as its factorization.

5263636423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 40.

The square root of 5263636423 is about 72550.9229644944. The cubic root of 5263636423 is about 1739.5168014646.

The spelling of 5263636423 in words is "five billion, two hundred sixty-three million, six hundred thirty-six thousand, four hundred twenty-three".