650808056 has 8 divisors (see below), whose sum is σ = 1220265120. Its totient is φ = 325404024.

The previous prime is 650807999. The next prime is 650808089.

650808056 is nontrivially palindromic in base 10.

650808056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×650808056² = 847102251508998272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40675496 + ... + 40675511.

It is an arithmetic number, because the mean of its divisors is an integer number (152533140).

Almost surely, 2^650808056 is an apocalyptic number.

It is an amenable number.

650808056 is a deficient number, since it is larger than the sum of its proper divisors (569457064).

650808056 is a wasteful number, since it uses less digits than its factorization.

650808056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81351013 (or 81351009 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 38.

The square root of 650808056 is about 25510.9399278035. The cubic root of 650808056 is about 866.5979155193.

The spelling of 650808056 in words is "six hundred fifty million, eight hundred eight thousand, fifty-six".