650255000 has 40 divisors (see below), whose sum is σ = 1523559180. Its totient is φ = 260100000.

The previous prime is 650254973. The next prime is 650255009. The reversal of 650255000 is 552056.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650255009) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 60026 + ... + 70025.

Almost surely, 2^650255000 is an apocalyptic number.

It is an amenable number.

650255000 is an abundant number, since it is smaller than the sum of its proper divisors (873304180).

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

650255000 is a wasteful number, since it uses less digits than its factorization.

650255000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130077 (or 130058 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 650255000 is about 25500.0980390272. The cubic root of 650255000 is about 866.3523679524.

The spelling of 650255000 in words is "six hundred fifty million, two hundred fifty-five thousand".