664614313000 has 256 divisors, whose sum is σ = 1745378668800. Its totient is φ = 234748800000.

The previous prime is 664614312991. The next prime is 664614313003. The reversal of 664614313000 is 313416466.

It is not an unprimeable number, because it can be changed into a prime (664614313003) 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 63 ways as a sum of consecutive naturals, for example, 349612050 + ... + 349613950.

It is an arithmetic number, because the mean of its divisors is an integer number (6817885425).

Almost surely, 2^664614313000 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 664614313000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (872689334400).

664614313000 is an abundant number, since it is smaller than the sum of its proper divisors (1080764355800).

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

664614313000 is a wasteful number, since it uses less digits than its factorization.

664614313000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829 (or 2815 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 34.

Adding to 664614313000 its reverse (313416466), we get a palindrome (664927729466).

The spelling of 664614313000 in words is "six hundred sixty-four billion, six hundred fourteen million, three hundred thirteen thousand".