2449663747 has 2 divisors, whose sum is σ = 2449663748. Its totient is φ = 2449663746.

The previous prime is 2449663661. The next prime is 2449663751. The reversal of 2449663747 is 7473669442.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2449663747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2449663694 and 2449663703.

It is not a weakly prime, because it can be changed into another prime (2449663247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1224831873 + 1224831874.

It is an arithmetic number, because the mean of its divisors is an integer number (1224831874).

Almost surely, 2^2449663747 is an apocalyptic number.

2449663747 is a deficient number, since it is larger than the sum of its proper divisors (1).

2449663747 is an equidigital number, since it uses as much as digits as its factorization.

2449663747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6096384, while the sum is 52.

The square root of 2449663747 is about 49494.0778982698. The cubic root of 2449663747 is about 1348.0380732451.

The spelling of 2449663747 in words is "two billion, four hundred forty-nine million, six hundred sixty-three thousand, seven hundred forty-seven".