64305130336 has 96 divisors (see below), whose sum is σ = 140494556160. Its totient is φ = 28834983936.

The previous prime is 64305130277. The next prime is 64305130349. The reversal of 64305130336 is 63303150346.

It is a super-3 number, since 3×64305130336³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1332745 + ... + 1380151.

It is an arithmetic number, because the mean of its divisors is an integer number (1463484960).

Almost surely, 2^64305130336 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 64305130336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70247278080).

64305130336 is an abundant number, since it is smaller than the sum of its proper divisors (76189425824).

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

64305130336 is a wasteful number, since it uses less digits than its factorization.

64305130336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47556 (or 47548 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 34.

The spelling of 64305130336 in words is "sixty-four billion, three hundred five million, one hundred thirty thousand, three hundred thirty-six".