4163625649 has 2 divisors, whose sum is σ = 4163625650. Its totient is φ = 4163625648.

The previous prime is 4163625619. The next prime is 4163625659. The reversal of 4163625649 is 9465263614.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4012335649 + 151290000 = 63343^2 + 12300^2 .

It is a cyclic number.

It is not a de Polignac number, because 4163625649 - 2¹¹ = 4163623601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4163625599 and 4163625608.

It is not a weakly prime, because it can be changed into another prime (4163625619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2081812824 + 2081812825.

It is an arithmetic number, because the mean of its divisors is an integer number (2081812825).

Almost surely, 2^4163625649 is an apocalyptic number.

It is an amenable number.

4163625649 is a deficient number, since it is larger than the sum of its proper divisors (1).

4163625649 is an equidigital number, since it uses as much as digits as its factorization.

4163625649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 46.

The square root of 4163625649 is about 64526.1625156804. The cubic root of 4163625649 is about 1608.7574030285.

The spelling of 4163625649 in words is "four billion, one hundred sixty-three million, six hundred twenty-five thousand, six hundred forty-nine".