650645325 has 48 divisors (see below), whose sum is σ = 1303934400. Its totient is φ = 315460800.

The previous prime is 650645311. The next prime is 650645327. The reversal of 650645325 is 523546056.

It is a happy number.

650645325 is a `hidden beast` number, since 6 + 5 + 0 + 645 + 3 + 2 + 5 = 666.

It is not a de Polignac number, because 650645325 - 2⁴ = 650645309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 650645325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650645327) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36390 + ... + 51239.

It is an arithmetic number, because the mean of its divisors is an integer number (27165300).

Almost surely, 2^650645325 is an apocalyptic number.

It is an amenable number.

650645325 is an abundant number, since it is smaller than the sum of its proper divisors (653289075).

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

650645325 is a wasteful number, since it uses less digits than its factorization.

650645325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87659 (or 87648 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 650645325 is about 25507.7502928032. The cubic root of 650645325 is about 866.5256801396.

The spelling of 650645325 in words is "six hundred fifty million, six hundred forty-five thousand, three hundred twenty-five".