4446636744 has 64 divisors (see below), whose sum is σ = 12227503680. Its totient is φ = 1347456000.

The previous prime is 4446636743. The next prime is 4446636767. The reversal of 4446636744 is 4476366444.

4446636744 = 6002² + 6003² + ... + 6122².

It is a junction number, because it is equal to n+sod(n) for n = 4446636693 and 4446636702.

It is not an unprimeable number, because it can be changed into a prime (4446636743) 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, 37657 + ... + 101544.

It is an arithmetic number, because the mean of its divisors is an integer number (191054745).

Almost surely, 2^4446636744 is an apocalyptic number.

4446636744 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4446636744 is an abundant number, since it is smaller than the sum of its proper divisors (7780866936).

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

4446636744 is a wasteful number, since it uses less digits than its factorization.

4446636744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139243 (or 139217 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 48.

The square root of 4446636744 is about 66683.1068862272. The cubic root of 4446636744 is about 1644.4116722319.

The spelling of 4446636744 in words is "four billion, four hundred forty-six million, six hundred thirty-six thousand, seven hundred forty-four".