2048917777 has 2 divisors, whose sum is σ = 2048917778. Its totient is φ = 2048917776.

The previous prime is 2048917753. The next prime is 2048917789. The reversal of 2048917777 is 7777198402.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2012060736 + 36857041 = 44856^2 + 6071^2 .

It is a cyclic number.

It is not a de Polignac number, because 2048917777 - 2¹⁹ = 2048393489 is a prime.

It is not a weakly prime, because it can be changed into another prime (2048917747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1024458888 + 1024458889.

It is an arithmetic number, because the mean of its divisors is an integer number (1024458889).

Almost surely, 2^2048917777 is an apocalyptic number.

It is an amenable number.

2048917777 is a deficient number, since it is larger than the sum of its proper divisors (1).

2048917777 is an equidigital number, since it uses as much as digits as its factorization.

2048917777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1382976, while the sum is 52.

The square root of 2048917777 is about 45264.9729592320. The cubic root of 2048917777 is about 1270.1105111844.

The spelling of 2048917777 in words is "two billion, forty-eight million, nine hundred seventeen thousand, seven hundred seventy-seven".