45039448577 has 2 divisors, whose sum is σ = 45039448578. Its totient is φ = 45039448576.

The previous prime is 45039448561. The next prime is 45039448579. The reversal of 45039448577 is 77584493054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44937216256 + 102232321 = 211984^2 + 10111^2 .

It is a cyclic number.

It is not a de Polignac number, because 45039448577 - 2⁴ = 45039448561 is a prime.

Together with 45039448579, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45039448579) 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, 22519724288 + 22519724289.

It is an arithmetic number, because the mean of its divisors is an integer number (22519724289).

Almost surely, 2^45039448577 is an apocalyptic number.

It is an amenable number.

45039448577 is a deficient number, since it is larger than the sum of its proper divisors (1).

45039448577 is an equidigital number, since it uses as much as digits as its factorization.

45039448577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16934400, while the sum is 56.

The spelling of 45039448577 in words is "forty-five billion, thirty-nine million, four hundred forty-eight thousand, five hundred seventy-seven".