4165720799 has 2 divisors, whose sum is σ = 4165720800. Its totient is φ = 4165720798.

The previous prime is 4165720789. The next prime is 4165720903. The reversal of 4165720799 is 9970275614.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4165720799 - 2⁸ = 4165720543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4165720709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2082860399 + 2082860400.

It is an arithmetic number, because the mean of its divisors is an integer number (2082860400).

Almost surely, 2^4165720799 is an apocalyptic number.

4165720799 is a deficient number, since it is larger than the sum of its proper divisors (1).

4165720799 is an equidigital number, since it uses as much as digits as its factorization.

4165720799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 952560, while the sum is 50.

The square root of 4165720799 is about 64542.3953614986. The cubic root of 4165720799 is about 1609.0272017689.

The spelling of 4165720799 in words is "four billion, one hundred sixty-five million, seven hundred twenty thousand, seven hundred ninety-nine".