2485727609 has 2 divisors, whose sum is σ = 2485727610. Its totient is φ = 2485727608.

The previous prime is 2485727603. The next prime is 2485727677. The reversal of 2485727609 is 9067275842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1304293225 + 1181434384 = 36115^2 + 34372^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2485727609 is a prime.

It is a super-2 number, since 2×2485727609² = 12357683492289713762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2485727603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1242863804 + 1242863805.

It is an arithmetic number, because the mean of its divisors is an integer number (1242863805).

Almost surely, 2^2485727609 is an apocalyptic number.

It is an amenable number.

2485727609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2485727609 is an equidigital number, since it uses as much as digits as its factorization.

2485727609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 50.

The square root of 2485727609 is about 49857.0718053116. The cubic root of 2485727609 is about 1354.6211290789.

The spelling of 2485727609 in words is "two billion, four hundred eighty-five million, seven hundred twenty-seven thousand, six hundred nine".