4441000640 has 28 divisors (see below), whose sum is σ = 10575133536. Its totient is φ = 1776400128.

The previous prime is 4441000639. The next prime is 4441000657. The reversal of 4441000640 is 460001444.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 6938744 + ... + 6939383.

Almost surely, 2^4441000640 is an apocalyptic number.

4441000640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4441000640 is an abundant number, since it is smaller than the sum of its proper divisors (6134132896).

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

4441000640 is a wasteful number, since it uses less digits than its factorization.

4441000640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13878144 (or 13878134 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4441000640 is about 66640.8331280455. The cubic root of 4441000640 is about 1643.7166155518.

The spelling of 4441000640 in words is "four billion, four hundred forty-one million, six hundred forty", and thus it is an aban number.