4409889677 has 2 divisors, whose sum is σ = 4409889678. Its totient is φ = 4409889676.

The previous prime is 4409889647. The next prime is 4409889697. The reversal of 4409889677 is 7769889044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3581543716 + 828345961 = 59846^2 + 28781^2 .

It is a cyclic number.

It is not a de Polignac number, because 4409889677 - 2¹² = 4409885581 is a prime.

It is a super-2 number, since 2×4409889677² = 38894253926622328658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4409889647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2204944838 + 2204944839.

It is an arithmetic number, because the mean of its divisors is an integer number (2204944839).

Almost surely, 2^4409889677 is an apocalyptic number.

It is an amenable number.

4409889677 is a deficient number, since it is larger than the sum of its proper divisors (1).

4409889677 is an equidigital number, since it uses as much as digits as its factorization.

4409889677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24385536, while the sum is 62.

The square root of 4409889677 is about 66407.0002108211. Note that the first 3 decimals coincide. The cubic root of 4409889677 is about 1639.8693229459.

The spelling of 4409889677 in words is "four billion, four hundred nine million, eight hundred eighty-nine thousand, six hundred seventy-seven".