650216552 has 8 divisors (see below), whose sum is σ = 1219156050. Its totient is φ = 325108272.

The previous prime is 650216549. The next prime is 650216587. The reversal of 650216552 is 255612056.

It can be written as a sum of positive squares in only one way, i.e., 585349636 + 64866916 = 24194^2 + 8054^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 40638527 + ... + 40638542.

Almost surely, 2^650216552 is an apocalyptic number.

It is an amenable number.

650216552 is a deficient number, since it is larger than the sum of its proper divisors (568939498).

650216552 is a wasteful number, since it uses less digits than its factorization.

650216552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81277075 (or 81277071 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 650216552 is about 25499.3441484286. The cubic root of 650216552 is about 866.3352925115.

The spelling of 650216552 in words is "six hundred fifty million, two hundred sixteen thousand, five hundred fifty-two".