650352189312 has 384 divisors, whose sum is σ = 2363092392960. Its totient is φ = 167280132096.

The previous prime is 650352189301. The next prime is 650352189313. The reversal of 650352189312 is 213981253056.

650352189312 is a `hidden beast` number, since 6 + 503 + 52 + 1 + 8 + 93 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a super-2 number, since 2×650352189312² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650352189313) 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, 3049893 + ... + 3256155.

It is an arithmetic number, because the mean of its divisors is an integer number (6153886440).

Almost surely, 2^650352189312 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 650352189312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1181546196480).

650352189312 is an abundant number, since it is smaller than the sum of its proper divisors (1712740203648).

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

650352189312 is a wasteful number, since it uses less digits than its factorization.

650352189312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206330 (or 206315 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 650352189312 in words is "six hundred fifty billion, three hundred fifty-two million, one hundred eighty-nine thousand, three hundred twelve".