650501025 has 12 divisors (see below), whose sum is σ = 1075495152. Its totient is φ = 346933840.

The previous prime is 650501021. The next prime is 650501041. The reversal of 650501025 is 520105056.

It is not a de Polignac number, because 650501025 - 2² = 650501021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 650500986 and 650501004.

It is not an unprimeable number, because it can be changed into a prime (650501021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4336599 + ... + 4336748.

It is an arithmetic number, because the mean of its divisors is an integer number (89624596).

Almost surely, 2^650501025 is an apocalyptic number.

It is an amenable number.

650501025 is a deficient number, since it is larger than the sum of its proper divisors (424994127).

650501025 is a wasteful number, since it uses less digits than its factorization.

650501025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8673360 (or 8673355 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 650501025 is about 25504.9215838826. The cubic root of 650501025 is about 866.4616161016.

The spelling of 650501025 in words is "six hundred fifty million, five hundred one thousand, twenty-five".