480017777 has 2 divisors, whose sum is σ = 480017778. Its totient is φ = 480017776.

The previous prime is 480017753. The next prime is 480017779. The reversal of 480017777 is 777710084.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 431143696 + 48874081 = 20764^2 + 6991^2 .

It is a cyclic number.

It is not a de Polignac number, because 480017777 - 2¹⁰ = 480016753 is a prime.

Together with 480017779, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (480017779) 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, 240008888 + 240008889.

It is an arithmetic number, because the mean of its divisors is an integer number (240008889).

Almost surely, 2^480017777 is an apocalyptic number.

It is an amenable number.

480017777 is a deficient number, since it is larger than the sum of its proper divisors (1).

480017777 is an equidigital number, since it uses as much as digits as its factorization.

480017777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 76832, while the sum is 41.

The square root of 480017777 is about 21909.3079991131. The cubic root of 480017777 is about 782.9831940314.

The spelling of 480017777 in words is "four hundred eighty million, seventeen thousand, seven hundred seventy-seven".