650464443 has 48 divisors (see below), whose sum is σ = 986259456. Its totient is φ = 412807680.

The previous prime is 650464391. The next prime is 650464447. The reversal of 650464443 is 344464056.

650464443 is a `hidden beast` number, since 6 + 5 + 0 + 4 + 644 + 4 + 3 = 666.

It is not a de Polignac number, because 650464443 - 2⁶ = 650464379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 650464398 and 650464407.

It is not an unprimeable number, because it can be changed into a prime (650464447) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3405478 + ... + 3405668.

It is an arithmetic number, because the mean of its divisors is an integer number (20547072).

Almost surely, 2^650464443 is an apocalyptic number.

650464443 is a deficient number, since it is larger than the sum of its proper divisors (335795013).

650464443 is a wasteful number, since it uses less digits than its factorization.

650464443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424 (or 421 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

The square root of 650464443 is about 25504.2044180955. The cubic root of 650464443 is about 866.4453734969.

The spelling of 650464443 in words is "six hundred fifty million, four hundred sixty-four thousand, four hundred forty-three".