606640442001 has 16 divisors (see below), whose sum is σ = 885205237440. Its totient is φ = 366486232320.

The previous prime is 606640441991. The next prime is 606640442003. The reversal of 606640442001 is 100244046606.

It is not a de Polignac number, because 606640442001 - 2¹¹ = 606640439953 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (606640442003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29355556 + ... + 29376213.

It is an arithmetic number, because the mean of its divisors is an integer number (55325327340).

Almost surely, 2^606640442001 is an apocalyptic number.

It is an amenable number.

606640442001 is a deficient number, since it is larger than the sum of its proper divisors (278564795439).

606640442001 is a wasteful number, since it uses less digits than its factorization.

606640442001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58732096.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 606640442001 its reverse (100244046606), we get a palindrome (706884488607).

The spelling of 606640442001 in words is "six hundred six billion, six hundred forty million, four hundred forty-two thousand, one".