4445017221603 has 8 divisors (see below), whose sum is σ = 6773359575808. Its totient is φ = 2540009840904.

The previous prime is 4445017221569. The next prime is 4445017221649. The reversal of 4445017221603 is 3061227105444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4445017221603 - 2¹³ = 4445017213411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4445017229603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105833743351 + ... + 105833743392.

It is an arithmetic number, because the mean of its divisors is an integer number (846669946976).

Almost surely, 2^{4445017221603} is an apocalyptic number.

4445017221603 is a deficient number, since it is larger than the sum of its proper divisors (2328342354205).

4445017221603 is a wasteful number, since it uses less digits than its factorization.

4445017221603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211667486753.

The product of its (nonzero) digits is 161280, while the sum is 39.

The spelling of 4445017221603 in words is "four trillion, four hundred forty-five billion, seventeen million, two hundred twenty-one thousand, six hundred three".