650964132 has 144 divisors (see below), whose sum is σ = 2044922880. Its totient is φ = 170014464.

The previous prime is 650964113. The next prime is 650964137. The reversal of 650964132 is 231469056.

It is a happy number.

650964132 is a `hidden beast` number, since 6 + 5 + 0 + 9 + 641 + 3 + 2 = 666.

650964132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (650964137) 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, 356173 + ... + 357995.

Almost surely, 2^650964132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650964132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1022461440).

650964132 is an abundant number, since it is smaller than the sum of its proper divisors (1393958748).

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

650964132 is a wasteful number, since it uses less digits than its factorization.

650964132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962 (or 1957 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 650964132 is about 25513.9987457866. The cubic root of 650964132 is about 866.6671854698.

The spelling of 650964132 in words is "six hundred fifty million, nine hundred sixty-four thousand, one hundred thirty-two".