600561665073 has 12 divisors (see below), whose sum is σ = 918506076228. Its totient is φ = 376823005440.

The previous prime is 600561665029. The next prime is 600561665083. The reversal of 600561665073 is 370566165006.

It can be written as a sum of positive squares in 2 ways, for example, as 506357481744 + 94204183329 = 711588^2 + 306927^2 .

It is not a de Polignac number, because 600561665073 - 2⁹ = 600561664561 is a prime.

It is a super-4 number, since 4×600561665073⁴ (a number of 48 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (600561665023) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1962619668 + ... + 1962619973.

It is an arithmetic number, because the mean of its divisors is an integer number (76542173019).

Almost surely, 2^600561665073 is an apocalyptic number.

It is an amenable number.

600561665073 is a deficient number, since it is larger than the sum of its proper divisors (317944411155).

600561665073 is a wasteful number, since it uses less digits than its factorization.

600561665073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3925239664 (or 3925239661 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The spelling of 600561665073 in words is "six hundred billion, five hundred sixty-one million, six hundred sixty-five thousand, seventy-three".