650160551 has 4 divisors (see below), whose sum is σ = 671133504. Its totient is φ = 629187600.

The previous prime is 650160523. The next prime is 650160571. The reversal of 650160551 is 155061056.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 650160551 - 2²⁶ = 583051687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650160571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10486430 + ... + 10486491.

It is an arithmetic number, because the mean of its divisors is an integer number (167783376).

Almost surely, 2^650160551 is an apocalyptic number.

650160551 is a deficient number, since it is larger than the sum of its proper divisors (20972953).

650160551 is a wasteful number, since it uses less digits than its factorization.

650160551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20972952.

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 650160551 is about 25498.2460377180. The cubic root of 650160551 is about 866.3104202668.

The spelling of 650160551 in words is "six hundred fifty million, one hundred sixty thousand, five hundred fifty-one".