606010555561 has 4 divisors (see below), whose sum is σ = 626907471300. Its totient is φ = 585113639824.

The previous prime is 606010555523. The next prime is 606010555573. The reversal of 606010555561 is 165555010606.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 223615494400 + 382395061161 = 472880^2 + 618381^2 .

It is a cyclic number.

It is not a de Polignac number, because 606010555561 - 2¹¹ = 606010553513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (606010555061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10448457826 + ... + 10448457883.

It is an arithmetic number, because the mean of its divisors is an integer number (156726867825).

Almost surely, 2^606010555561 is an apocalyptic number.

It is an amenable number.

606010555561 is a deficient number, since it is larger than the sum of its proper divisors (20896915739).

606010555561 is a wasteful number, since it uses less digits than its factorization.

606010555561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20896915738.

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 606010555561 in words is "six hundred six billion, ten million, five hundred fifty-five thousand, five hundred sixty-one".