650308257252 has 72 divisors (see below), whose sum is σ = 1674806515200. Its totient is φ = 212720293440.

The previous prime is 650308257241. The next prime is 650308257257. The reversal of 650308257252 is 252752803056.

650308257252 is a `hidden beast` number, since 6 + 503 + 0 + 8 + 25 + 72 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 650308257198 and 650308257207.

It is not an unprimeable number, because it can be changed into a prime (650308257257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 285124 + ... + 1175547.

It is an arithmetic number, because the mean of its divisors is an integer number (23261201600).

Almost surely, 2^650308257252 is an apocalyptic number.

It is an amenable number.

650308257252 is an abundant number, since it is smaller than the sum of its proper divisors (1024498257948).

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

650308257252 is a wasteful number, since it uses less digits than its factorization.

650308257252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460913 (or 1460908 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 45.

The spelling of 650308257252 in words is "six hundred fifty billion, three hundred eight million, two hundred fifty-seven thousand, two hundred fifty-two".