650132644 has 12 divisors (see below), whose sum is σ = 1300265344. Its totient is φ = 278628264.

The previous prime is 650132617. The next prime is 650132647. The reversal of 650132644 is 446231056.

650132644 is an admirable number.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (650132647) 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, 11609484 + ... + 11609539.

Almost surely, 2^650132644 is an apocalyptic number.

It is an amenable number.

650132644 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

650132644 is a wasteful number, since it uses less digits than its factorization.

650132644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23219034 (or 23219032 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 650132644 is about 25497.6987981269. The cubic root of 650132644 is about 866.2980251383.

The spelling of 650132644 in words is "six hundred fifty million, one hundred thirty-two thousand, six hundred forty-four".