606020561620 has 24 divisors (see below), whose sum is σ = 1277595109224. Its totient is φ = 241464999936.

The previous prime is 606020561569. The next prime is 606020561623. The reversal of 606020561620 is 26165020606.

606020561620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 429743180304 + 176277381316 = 655548^2 + 419854^2 .

It is a super-2 number, since 2×606020561620² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606020561623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58946277 + ... + 58956556.

It is an arithmetic number, because the mean of its divisors is an integer number (53233129551).

Almost surely, 2^606020561620 is an apocalyptic number.

It is an amenable number.

606020561620 is an abundant number, since it is smaller than the sum of its proper divisors (671574547604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

606020561620 is a wasteful number, since it uses less digits than its factorization.

606020561620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117903099 (or 117903097 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 606020561620 in words is "six hundred six billion, twenty million, five hundred sixty-one thousand, six hundred twenty".