4551720799 has 2 divisors, whose sum is σ = 4551720800. Its totient is φ = 4551720798.

The previous prime is 4551720791. The next prime is 4551720847. The reversal of 4551720799 is 9970271554.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4551720799 - 2³ = 4551720791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4551720791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2275860399 + 2275860400.

It is an arithmetic number, because the mean of its divisors is an integer number (2275860400).

Almost surely, 2^4551720799 is an apocalyptic number.

4551720799 is a deficient number, since it is larger than the sum of its proper divisors (1).

4551720799 is an equidigital number, since it uses as much as digits as its factorization.

4551720799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 793800, while the sum is 49.

The square root of 4551720799 is about 67466.4420212004. The cubic root of 4551720799 is about 1657.2646681794.

The spelling of 4551720799 in words is "four billion, five hundred fifty-one million, seven hundred twenty thousand, seven hundred ninety-nine".