650351604161 has 32 divisors (see below), whose sum is σ = 756347730432. Its totient is φ = 547719045120.

The previous prime is 650351604157. The next prime is 650351604167. The reversal of 650351604161 is 161406153056.

It is a cyclic number.

It is not a de Polignac number, because 650351604161 - 2² = 650351604157 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (650351604167) 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, 106246181 + ... + 106252301.

It is an arithmetic number, because the mean of its divisors is an integer number (23635866576).

Almost surely, 2^650351604161 is an apocalyptic number.

It is an amenable number.

650351604161 is a deficient number, since it is larger than the sum of its proper divisors (105996126271).

650351604161 is a wasteful number, since it uses less digits than its factorization.

650351604161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7329.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 650351604161 in words is "six hundred fifty billion, three hundred fifty-one million, six hundred four thousand, one hundred sixty-one".