2046628777 has 2 divisors, whose sum is σ = 2046628778. Its totient is φ = 2046628776.

The previous prime is 2046628769. The next prime is 2046628807. The reversal of 2046628777 is 7778266402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1563332521 + 483296256 = 39539^2 + 21984^2 .

It is a cyclic number.

It is not a de Polignac number, because 2046628777 - 2³ = 2046628769 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2046628777.

It is not a weakly prime, because it can be changed into another prime (2046628477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1023314388 + 1023314389.

It is an arithmetic number, because the mean of its divisors is an integer number (1023314389).

Almost surely, 2^2046628777 is an apocalyptic number.

It is an amenable number.

2046628777 is a deficient number, since it is larger than the sum of its proper divisors (1).

2046628777 is an equidigital number, since it uses as much as digits as its factorization.

2046628777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1580544, while the sum is 49.

The square root of 2046628777 is about 45239.6814422913. The cubic root of 2046628777 is about 1269.6373563132.

The spelling of 2046628777 in words is "two billion, forty-six million, six hundred twenty-eight thousand, seven hundred seventy-seven".