650217552 has 80 divisors (see below), whose sum is σ = 1721889792. Its totient is φ = 211335040.

The previous prime is 650217551. The next prime is 650217571. The reversal of 650217552 is 255712056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650217551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1107403 + ... + 1107989.

Almost surely, 2^650217552 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 650217552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (860944896).

650217552 is an abundant number, since it is smaller than the sum of its proper divisors (1071672240).

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

650217552 is a wasteful number, since it uses less digits than its factorization.

650217552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136 (or 1130 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 650217552 is about 25499.3637567685. The cubic root of 650217552 is about 866.3357366379.

The spelling of 650217552 in words is "six hundred fifty million, two hundred seventeen thousand, five hundred fifty-two".