2428457777 has 2 divisors, whose sum is σ = 2428457778. Its totient is φ = 2428457776.

The previous prime is 2428457771. The next prime is 2428457789. The reversal of 2428457777 is 7777548242.

2428457777 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1525996096 + 902461681 = 39064^2 + 30041^2 .

It is a cyclic number.

It is not a de Polignac number, because 2428457777 - 2²⁸ = 2160022321 is a prime.

It is not a weakly prime, because it can be changed into another prime (2428457771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1214228888 + 1214228889.

It is an arithmetic number, because the mean of its divisors is an integer number (1214228889).

Almost surely, 2^2428457777 is an apocalyptic number.

It is an amenable number.

2428457777 is a deficient number, since it is larger than the sum of its proper divisors (1).

2428457777 is an equidigital number, since it uses as much as digits as its factorization.

2428457777 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6146560, while the sum is 53.

The square root of 2428457777 is about 49279.3849089049. The cubic root of 2428457777 is about 1344.1369470905.

The spelling of 2428457777 in words is "two billion, four hundred twenty-eight million, four hundred fifty-seven thousand, seven hundred seventy-seven".