1044445000 has 40 divisors (see below), whose sum is σ = 2447146350. Its totient is φ = 417776000.

The previous prime is 1044444967. The next prime is 1044445049. The reversal of 1044445000 is 5444401.

1044445000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 1542564 + 1042902436 = 1242^2 + 32294^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 99445 + ... + 109444.

Almost surely, 2^1044445000 is an apocalyptic number.

1044445000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1044445000 is an abundant number, since it is smaller than the sum of its proper divisors (1402701350).

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

1044445000 is an equidigital number, since it uses as much as digits as its factorization.

1044445000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208915 (or 208896 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 1044445000 is about 32317.8743112848. The cubic root of 1044445000 is about 1014.6007796876.

Adding to 1044445000 its reverse (5444401), we get a palindrome (1049889401).

The spelling of 1044445000 in words is "one billion, forty-four million, four hundred forty-five thousand".