650340412256 has 192 divisors, whose sum is σ = 1435820359680. Its totient is φ = 288522362880.

The previous prime is 650340412247. The next prime is 650340412259. The reversal of 650340412256 is 652214043056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650340412259) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181505441 + ... + 181509023.

It is an arithmetic number, because the mean of its divisors is an integer number (7478231040).

Almost surely, 2^650340412256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650340412256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (717910179840).

650340412256 is an abundant number, since it is smaller than the sum of its proper divisors (785479947424).

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

650340412256 is a wasteful number, since it uses less digits than its factorization.

650340412256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3917 (or 3909 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 650340412256 in words is "six hundred fifty billion, three hundred forty million, four hundred twelve thousand, two hundred fifty-six".