4049217577 has 2 divisors, whose sum is σ = 4049217578. Its totient is φ = 4049217576.

The previous prime is 4049217559. The next prime is 4049217619. The reversal of 4049217577 is 7757129404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3044390976 + 1004826601 = 55176^2 + 31699^2 .

It is a cyclic number.

It is not a de Polignac number, because 4049217577 - 2⁷ = 4049217449 is a prime.

It is not a weakly prime, because it can be changed into another prime (4049217527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2024608788 + 2024608789.

It is an arithmetic number, because the mean of its divisors is an integer number (2024608789).

Almost surely, 2^4049217577 is an apocalyptic number.

It is an amenable number.

4049217577 is a deficient number, since it is larger than the sum of its proper divisors (1).

4049217577 is an equidigital number, since it uses as much as digits as its factorization.

4049217577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 493920, while the sum is 46.

The square root of 4049217577 is about 63633.4627142041. The cubic root of 4049217577 is about 1593.8851991993.

The spelling of 4049217577 in words is "four billion, forty-nine million, two hundred seventeen thousand, five hundred seventy-seven".