5260664999 has 2 divisors, whose sum is σ = 5260665000. Its totient is φ = 5260664998.

The previous prime is 5260664971. The next prime is 5260665101. The reversal of 5260664999 is 9994660625.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5260664999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5260634999) 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, 2630332499 + 2630332500.

It is an arithmetic number, because the mean of its divisors is an integer number (2630332500).

Almost surely, 2^5260664999 is an apocalyptic number.

5260664999 is a deficient number, since it is larger than the sum of its proper divisors (1).

5260664999 is an equidigital number, since it uses as much as digits as its factorization.

5260664999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6298560, while the sum is 56.

The square root of 5260664999 is about 72530.4418778764. The cubic root of 5260664999 is about 1739.1894096200.

The spelling of 5260664999 in words is "five billion, two hundred sixty million, six hundred sixty-four thousand, nine hundred ninety-nine".