600551161565 has 24 divisors (see below), whose sum is σ = 744793016760. Its totient is φ = 464858818560.

The previous prime is 600551161543. The next prime is 600551161571. The reversal of 600551161565 is 565161155006.

It can be written as a sum of positive squares in 4 ways, for example, as 21165303289 + 579385858276 = 145483^2 + 761174^2 .

It is not a de Polignac number, because 600551161565 - 2³⁰ = 599477419741 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46587641 + ... + 46600529.

It is an arithmetic number, because the mean of its divisors is an integer number (31033042365).

Almost surely, 2^600551161565 is an apocalyptic number.

It is an amenable number.

600551161565 is a deficient number, since it is larger than the sum of its proper divisors (144241855195).

600551161565 is a wasteful number, since it uses less digits than its factorization.

600551161565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22653 (or 22622 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 41.

The spelling of 600551161565 in words is "six hundred billion, five hundred fifty-one million, one hundred sixty-one thousand, five hundred sixty-five".