4545504550417 has 2 divisors, whose sum is σ = 4545504550418. Its totient is φ = 4545504550416.

The previous prime is 4545504550403. The next prime is 4545504550423. The reversal of 4545504550417 is 7140554055454.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3162507382336 + 1382997168081 = 1778344^2 + 1176009^2 .

It is a cyclic number.

It is not a de Polignac number, because 4545504550417 - 2¹⁵ = 4545504517649 is a prime.

It is a super-2 number, since 2×4545504550417² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4545504554417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2272752275208 + 2272752275209.

It is an arithmetic number, because the mean of its divisors is an integer number (2272752275209).

Almost surely, 2^{4545504550417} is an apocalyptic number.

It is an amenable number.

4545504550417 is a deficient number, since it is larger than the sum of its proper divisors (1).

4545504550417 is an equidigital number, since it uses as much as digits as its factorization.

4545504550417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5600000, while the sum is 49.

The spelling of 4545504550417 in words is "four trillion, five hundred forty-five billion, five hundred four million, five hundred fifty thousand, four hundred seventeen".