606256023561 has 16 divisors (see below), whose sum is σ = 856377561600. Its totient is φ = 380179623168.

The previous prime is 606256023553. The next prime is 606256023563. The reversal of 606256023561 is 165320652606.

It is not a de Polignac number, because 606256023561 - 2³ = 606256023553 is a prime.

It is a super-2 number, since 2×606256023561² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (606256023563) 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 15 ways as a sum of consecutive naturals, for example, 3289306 + ... + 3468723.

It is an arithmetic number, because the mean of its divisors is an integer number (53523597600).

Almost surely, 2^606256023561 is an apocalyptic number.

It is an amenable number.

606256023561 is a deficient number, since it is larger than the sum of its proper divisors (250121538039).

606256023561 is a wasteful number, since it uses less digits than its factorization.

606256023561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6759808.

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 606256023561 in words is "six hundred six billion, two hundred fifty-six million, twenty-three thousand, five hundred sixty-one".