4444947777 has 16 divisors (see below), whose sum is σ = 6188273280. Its totient is φ = 2832627072.

The previous prime is 4444947629. The next prime is 4444947791. The reversal of 4444947777 is 7777494444.

4444947777 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4444947777 - 2¹⁵ = 4444915009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4444967777) 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 in 15 ways as a sum of consecutive naturals, for example, 91003 + ... + 131039.

It is an arithmetic number, because the mean of its divisors is an integer number (386767080).

Almost surely, 2^4444947777 is an apocalyptic number.

It is an amenable number.

4444947777 is a deficient number, since it is larger than the sum of its proper divisors (1743325503).

4444947777 is a wasteful number, since it uses less digits than its factorization.

4444947777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41672.

The product of its digits is 22127616, while the sum is 57.

The square root of 4444947777 is about 66670.4415539600. The cubic root of 4444947777 is about 1644.2034467854.

The spelling of 4444947777 in words is "four billion, four hundred forty-four million, nine hundred forty-seven thousand, seven hundred seventy-seven".