650650264 has 64 divisors (see below), whose sum is σ = 1387562400. Its totient is φ = 283315200.

The previous prime is 650650237. The next prime is 650650277. The reversal of 650650264 is 462056056.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348694 + ... + 350554.

Almost surely, 2^650650264 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 650650264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (693781200).

650650264 is an abundant number, since it is smaller than the sum of its proper divisors (736912136).

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

650650264 is a wasteful number, since it uses less digits than its factorization.

650650264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2044 (or 2040 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 650650264 is about 25507.8471063318. The cubic root of 650650264 is about 866.5278727113.

The spelling of 650650264 in words is "six hundred fifty million, six hundred fifty thousand, two hundred sixty-four".