64832040000 has 840 divisors, whose sum is σ = 285944218560. Its totient is φ = 13671936000.

The previous prime is 64832039977. The next prime is 64832040011. The reversal of 64832040000 is 4023846.

It is a tau number, because it is divible by the number of its divisors (840).

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, 32759011 + ... + 32760989.

It is an arithmetic number, because the mean of its divisors is an integer number (340409784).

Almost surely, 2^64832040000 is an apocalyptic number.

64832040000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64832040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142972109280).

64832040000 is an abundant number, since it is smaller than the sum of its proper divisors (221112178560).

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

64832040000 is a wasteful number, since it uses less digits than its factorization.

64832040000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2037 (or 2009 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 64832040000 its reverse (4023846), we get a palindrome (64836063846).

The spelling of 64832040000 in words is "sixty-four billion, eight hundred thirty-two million, forty thousand".