4449744763 has 4 divisors (see below), whose sum is σ = 4473042048. Its totient is φ = 4426447480.

The previous prime is 4449744751. The next prime is 4449744769. The reversal of 4449744763 is 3674479444.

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

It is a cyclic number.

It is not a de Polignac number, because 4449744763 - 2⁹ = 4449744251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4449744763.

It is not an unprimeable number, because it can be changed into a prime (4449744769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11648356 + ... + 11648737.

It is an arithmetic number, because the mean of its divisors is an integer number (1118260512).

Almost surely, 2^4449744763 is an apocalyptic number.

4449744763 is a deficient number, since it is larger than the sum of its proper divisors (23297285).

4449744763 is a wasteful number, since it uses less digits than its factorization.

4449744763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23297284.

The product of its digits is 8128512, while the sum is 52.

The square root of 4449744763 is about 66706.4072110019. The cubic root of 4449744763 is about 1644.7947087241.

The spelling of 4449744763 in words is "four billion, four hundred forty-nine million, seven hundred forty-four thousand, seven hundred sixty-three".