650513416 has 72 divisors (see below), whose sum is σ = 1483693470. Its totient is φ = 266585088.

The previous prime is 650513377. The next prime is 650513441. The reversal of 650513416 is 614315056.

It can be written as a sum of positive squares in only one way, i.e., 336869316 + 313644100 = 18354^2 + 17710^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 205800 + ... + 208936.

Almost surely, 2^650513416 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 650513416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (741846735).

650513416 is an abundant number, since it is smaller than the sum of its proper divisors (833180054).

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

650513416 is a wasteful number, since it uses less digits than its factorization.

650513416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3203 (or 3169 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 650513416 is about 25505.1644966270. The cubic root of 650513416 is about 866.4671176342.

The spelling of 650513416 in words is "six hundred fifty million, five hundred thirteen thousand, four hundred sixteen".