4944407569 has 4 divisors (see below), whose sum is σ = 5078040244. Its totient is φ = 4810774896.

The previous prime is 4944407467. The next prime is 4944407579. The reversal of 4944407569 is 9657044494.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3625846225 + 1318561344 = 60215^2 + 36312^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4944407569 is a prime.

It is a super-2 number, since 2×4944407569² = 48894332416768979522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4944407579) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66816282 + ... + 66816355.

It is an arithmetic number, because the mean of its divisors is an integer number (1269510061).

Almost surely, 2^4944407569 is an apocalyptic number.

It is an amenable number.

4944407569 is a deficient number, since it is larger than the sum of its proper divisors (133632675).

4944407569 is a wasteful number, since it uses less digits than its factorization.

4944407569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133632674.

The product of its (nonzero) digits is 4354560, while the sum is 52.

The square root of 4944407569 is about 70316.4814890506. The cubic root of 4944407569 is about 1703.6148649132.

The spelling of 4944407569 in words is "four billion, nine hundred forty-four million, four hundred seven thousand, five hundred sixty-nine".