4441556001 has 4 divisors (see below), whose sum is σ = 5922074672. Its totient is φ = 2961037332.

The previous prime is 4441555991. The next prime is 4441556003. The reversal of 4441556001 is 1006551444.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4441556001 - 2¹¹ = 4441553953 is a prime.

It is a super-2 number, since 2×4441556001² = 39454839420038224002, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4441556001.

It is not an unprimeable number, because it can be changed into a prime (4441556003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740259331 + ... + 740259336.

It is an arithmetic number, because the mean of its divisors is an integer number (1480518668).

Almost surely, 2^4441556001 is an apocalyptic number.

It is an amenable number.

4441556001 is a deficient number, since it is larger than the sum of its proper divisors (1480518671).

4441556001 is a wasteful number, since it uses less digits than its factorization.

4441556001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1480518670.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 4441556001 is about 66644.9998199415. Note that the first 3 decimals coincide. The cubic root of 4441556001 is about 1643.7851299947.

The spelling of 4441556001 in words is "four billion, four hundred forty-one million, five hundred fifty-six thousand, one".