4544774869 has 2 divisors, whose sum is σ = 4544774870. Its totient is φ = 4544774868.

The previous prime is 4544774837. The next prime is 4544774891. The reversal of 4544774869 is 9684774454.

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., 4522562500 + 22212369 = 67250^2 + 4713^2 .

It is a cyclic number.

It is not a de Polignac number, because 4544774869 - 2⁵ = 4544774837 is a prime.

It is a super-2 number, since 2×4544774869² = 41309957219787934322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4544778869) 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, 2272387434 + 2272387435.

It is an arithmetic number, because the mean of its divisors is an integer number (2272387435).

Almost surely, 2^4544774869 is an apocalyptic number.

It is an amenable number.

4544774869 is a deficient number, since it is larger than the sum of its proper divisors (1).

4544774869 is an equidigital number, since it uses as much as digits as its factorization.

4544774869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27095040, while the sum is 58.

The square root of 4544774869 is about 67414.9454423869. The cubic root of 4544774869 is about 1656.4212432241.

The spelling of 4544774869 in words is "four billion, five hundred forty-four million, seven hundred seventy-four thousand, eight hundred sixty-nine".