605606516642 has 8 divisors (see below), whose sum is σ = 908416536300. Its totient is φ = 302801004544.

The previous prime is 605606516639. The next prime is 605606516681. The reversal of 605606516642 is 246615606506.

It can be written as a sum of positive squares in 2 ways, for example, as 598733940841 + 6872575801 = 773779^2 + 82901^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 768167 + ... + 1342122.

Almost surely, 2^605606516642 is an apocalyptic number.

605606516642 is a deficient number, since it is larger than the sum of its proper divisors (302810019658).

605606516642 is a wasteful number, since it uses less digits than its factorization.

605606516642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2253780.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 605606516642 in words is "six hundred five billion, six hundred six million, five hundred sixteen thousand, six hundred forty-two".