64313471250 has 240 divisors, whose sum is σ = 203865742080. Its totient is φ = 14340960000.

The previous prime is 64313471249. The next prime is 64313471281. The reversal of 64313471250 is 5217431346.

64313471250 is a `hidden beast` number, since 64 + 3 + 1 + 347 + 1 + 250 = 666.

64313471250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 3218791 + ... + 3238709.

It is an arithmetic number, because the mean of its divisors is an integer number (849440592).

Almost surely, 2^64313471250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64313471250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101932871040).

64313471250 is an abundant number, since it is smaller than the sum of its proper divisors (139552270830).

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

64313471250 is a wasteful number, since it uses less digits than its factorization.

64313471250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19995 (or 19977 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The spelling of 64313471250 in words is "sixty-four billion, three hundred thirteen million, four hundred seventy-one thousand, two hundred fifty".