650454016 has 33 divisors (see below), whose sum is σ = 1301906329. Its totient is φ = 324818944.

The previous prime is 650454011. The next prime is 650454029. The reversal of 650454016 is 610454056.

The square root of 650454016 is 25504.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 315417600 + 335036416 = 17760^2 + 18304^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (650454011) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 815730 + ... + 816526.

Almost surely, 2^650454016 is an apocalyptic number.

650454016 is the 25504-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650454016

650454016 is an abundant number, since it is smaller than the sum of its proper divisors (651452313).

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

650454016 is an frugal number, since it uses more digits than its factorization.

650454016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1614 (or 799 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The cubic root of 650454016 is about 866.4407437413.

Multiplying 650454016 by its product of nonzero digits (14400), we get a square (9366537830400 = 3060480²).

The spelling of 650454016 in words is "six hundred fifty million, four hundred fifty-four thousand, sixteen".