2685107077 has 2 divisors, whose sum is σ = 2685107078. Its totient is φ = 2685107076.

The previous prime is 2685107059. The next prime is 2685107081. The reversal of 2685107077 is 7707015862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2572619841 + 112487236 = 50721^2 + 10606^2 .

It is a cyclic number.

It is not a de Polignac number, because 2685107077 - 2¹⁵ = 2685074309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2685107027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1342553538 + 1342553539.

It is an arithmetic number, because the mean of its divisors is an integer number (1342553539).

Almost surely, 2^2685107077 is an apocalyptic number.

It is an amenable number.

2685107077 is a deficient number, since it is larger than the sum of its proper divisors (1).

2685107077 is an equidigital number, since it uses as much as digits as its factorization.

2685107077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 164640, while the sum is 43.

The square root of 2685107077 is about 51818.0188447995. The cubic root of 2685107077 is about 1389.9116754601.

The spelling of 2685107077 in words is "two billion, six hundred eighty-five million, one hundred seven thousand, seventy-seven".