4404445956 has 63 divisors (see below), whose sum is σ = 11565794821. Its totient is φ = 1466954064.

The previous prime is 4404445943. The next prime is 4404445987. The reversal of 4404445956 is 6595444044.

The square root of 4404445956 is 66366.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4347292356 + 57153600 = 65934^2 + 7560^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 3583150 + ... + 3584378.

Almost surely, 2^4404445956 is an apocalyptic number.

4404445956 is the 66366-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4404445956

4404445956 is an abundant number, since it is smaller than the sum of its proper divisors (7161348865).

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

4404445956 is an frugal number, since it uses more digits than its factorization.

4404445956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2480 (or 1234 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 45.

The cubic root of 4404445956 is about 1639.1942745502.

It can be divided in two parts, 44044 and 45956, that added together give a square (90000 = 300²).

The spelling of 4404445956 in words is "four billion, four hundred four million, four hundred forty-five thousand, nine hundred fifty-six".