5545145377 has 2 divisors, whose sum is σ = 5545145378. Its totient is φ = 5545145376.

The previous prime is 5545145317. The next prime is 5545145381. The reversal of 5545145377 is 7735415455.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3837059136 + 1708086241 = 61944^2 + 41329^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5545145377 is a prime.

It is not a weakly prime, because it can be changed into another prime (5545145317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2772572688 + 2772572689.

It is an arithmetic number, because the mean of its divisors is an integer number (2772572689).

Almost surely, 2^5545145377 is an apocalyptic number.

It is an amenable number.

5545145377 is a deficient number, since it is larger than the sum of its proper divisors (1).

5545145377 is an equidigital number, since it uses as much as digits as its factorization.

5545145377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1470000, while the sum is 46.

The square root of 5545145377 is about 74465.7329044709. The cubic root of 5545145377 is about 1769.9906770658.

The spelling of 5545145377 in words is "five billion, five hundred forty-five million, one hundred forty-five thousand, three hundred seventy-seven".