45524204449 has 2 divisors, whose sum is σ = 45524204450. Its totient is φ = 45524204448.

The previous prime is 45524204399. The next prime is 45524204483. The reversal of 45524204449 is 94440242554.

It is a happy number.

45524204449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44518046049 + 1006158400 = 210993^2 + 31720^2 .

It is a cyclic number.

It is not a de Polignac number, because 45524204449 - 2¹⁷ = 45524073377 is a prime.

It is not a weakly prime, because it can be changed into another prime (45524204149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22762102224 + 22762102225.

It is an arithmetic number, because the mean of its divisors is an integer number (22762102225).

Almost surely, 2^45524204449 is an apocalyptic number.

It is an amenable number.

45524204449 is a deficient number, since it is larger than the sum of its proper divisors (1).

45524204449 is an equidigital number, since it uses as much as digits as its factorization.

45524204449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 921600, while the sum is 43.

The spelling of 45524204449 in words is "forty-five billion, five hundred twenty-four million, two hundred four thousand, four hundred forty-nine".