4449408705 has 64 divisors (see below), whose sum is σ = 9057208320. Its totient is φ = 2030159808.

The previous prime is 4449408701. The next prime is 4449408727. The reversal of 4449408705 is 5078049444.

It is not a de Polignac number, because 4449408705 - 2² = 4449408701 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (4449408701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 527854 + ... + 536216.

It is an arithmetic number, because the mean of its divisors is an integer number (141518880).

Almost surely, 2^4449408705 is an apocalyptic number.

4449408705 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4449408705 is an abundant number, since it is smaller than the sum of its proper divisors (4607799615).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4449408705 is a wasteful number, since it uses less digits than its factorization.

4449408705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8947 (or 8941 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 4449408705 is about 66703.8882299975. Note that the first 3 decimals coincide. The cubic root of 4449408705 is about 1644.7533010805.

The spelling of 4449408705 in words is "four billion, four hundred forty-nine million, four hundred eight thousand, seven hundred five".