650025008 has 10 divisors (see below), whose sum is σ = 1259423484. Its totient is φ = 325012496.

The previous prime is 650025001. The next prime is 650025049. The reversal of 650025008 is 800520056.

It is a super-2 number, since 2×650025008² = 845065022050800128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (650025001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20313266 + ... + 20313297.

Almost surely, 2^650025008 is an apocalyptic number.

It is an amenable number.

650025008 is a deficient number, since it is larger than the sum of its proper divisors (609398476).

650025008 is a wasteful number, since it uses less digits than its factorization.

650025008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40626571 (or 40626565 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 650025008 is about 25495.5880104774. The cubic root of 650025008 is about 866.2502143818.

The spelling of 650025008 in words is "six hundred fifty million, twenty-five thousand, eight".