650322516480 has 1280 divisors, whose sum is σ = 2648476486656. Its totient is φ = 132498063360.

The previous prime is 650322516419. The next prime is 650322516517. The reversal of 650322516480 is 84615223056.

It is a tau number, because it is divible by the number of its divisors (1280).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3592941990 + ... + 3592942170.

Almost surely, 2^650322516480 is an apocalyptic number.

650322516480 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650322516480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1324238243328).

650322516480 is an abundant number, since it is smaller than the sum of its proper divisors (1998153970176).

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

650322516480 is a wasteful number, since it uses less digits than its factorization.

650322516480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377 (or 361 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 650322516480 in words is "six hundred fifty billion, three hundred twenty-two million, five hundred sixteen thousand, four hundred eighty".