600066065550 has 96 divisors (see below), whose sum is σ = 1714150858752. Its totient is φ = 136077943680.

The previous prime is 600066065509. The next prime is 600066065581. The reversal of 600066065550 is 55560660006.

It is a happy number.

600066065550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 600066065499 and 600066065508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2116617 + ... + 2383316.

It is an arithmetic number, because the mean of its divisors is an integer number (17855738112).

Almost surely, 2^600066065550 is an apocalyptic number.

600066065550 is an abundant number, since it is smaller than the sum of its proper divisors (1114084793202).

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

600066065550 is a wasteful number, since it uses less digits than its factorization.

600066065550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4500082 (or 4500077 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 600066065550 in words is "six hundred billion, sixty-six million, sixty-five thousand, five hundred fifty".