650565312 has 28 divisors (see below), whose sum is σ = 1721287896. Its totient is φ = 216855040.

The previous prime is 650565283. The next prime is 650565317. The reversal of 650565312 is 213565056.

It is not an unprimeable number, because it can be changed into a prime (650565317) 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, 1693989 + ... + 1694372.

Almost surely, 2^650565312 is an apocalyptic number.

It is an amenable number.

650565312 is an abundant number, since it is smaller than the sum of its proper divisors (1070722584).

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

650565312 is a wasteful number, since it uses less digits than its factorization.

650565312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3388376 (or 3388366 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 650565312 is about 25506.1818389190. The cubic root of 650565312 is about 866.4901584000.

It can be divided in two parts, 6505 and 65312, that added together give a palindrome (71817).

The spelling of 650565312 in words is "six hundred fifty million, five hundred sixty-five thousand, three hundred twelve".