45638033249 has 2 divisors, whose sum is σ = 45638033250. Its totient is φ = 45638033248.

The previous prime is 45638033239. The next prime is 45638033257. The reversal of 45638033249 is 94233083654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26133955600 + 19504077649 = 161660^2 + 139657^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45638033249 is a prime.

It is not a weakly prime, because it can be changed into another prime (45638033239) 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, 22819016624 + 22819016625.

It is an arithmetic number, because the mean of its divisors is an integer number (22819016625).

Almost surely, 2^45638033249 is an apocalyptic number.

It is an amenable number.

45638033249 is a deficient number, since it is larger than the sum of its proper divisors (1).

45638033249 is an equidigital number, since it uses as much as digits as its factorization.

45638033249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 47.

The spelling of 45638033249 in words is "forty-five billion, six hundred thirty-eight million, thirty-three thousand, two hundred forty-nine".