64306488304 has 160 divisors (see below), whose sum is σ = 138237580800. Its totient is φ = 28870732800.

The previous prime is 64306488269. The next prime is 64306488307. The reversal of 64306488304 is 40388460346.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64306488307) 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, 69973957 + ... + 69974875.

It is an arithmetic number, because the mean of its divisors is an integer number (863984880).

Almost surely, 2^64306488304 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 64306488304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69118790400).

64306488304 is an abundant number, since it is smaller than the sum of its proper divisors (73931092496).

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

64306488304 is a wasteful number, since it uses less digits than its factorization.

64306488304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143 (or 1137 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 46.

The spelling of 64306488304 in words is "sixty-four billion, three hundred six million, four hundred eighty-eight thousand, three hundred four".