650506165066 has 64 divisors (see below), whose sum is σ = 1062164275200. Its totient is φ = 297995068800.

The previous prime is 650506165051. The next prime is 650506165069. The reversal of 650506165066 is 660561605056.

650506165066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (650506165069) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26657731 + ... + 26682121.

It is an arithmetic number, because the mean of its divisors is an integer number (16596316800).

Almost surely, 2^650506165066 is an apocalyptic number.

650506165066 is a deficient number, since it is larger than the sum of its proper divisors (411658110134).

650506165066 is a wasteful number, since it uses less digits than its factorization.

650506165066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24715.

The product of its (nonzero) digits is 972000, while the sum is 46.

The spelling of 650506165066 in words is "six hundred fifty billion, five hundred six million, one hundred sixty-five thousand, sixty-six".