6484720032 has 240 divisors, whose sum is σ = 21901061952. Its totient is φ = 1843845120.

The previous prime is 6484720019. The next prime is 6484720037. The reversal of 6484720032 is 2300274846.

6484720032 is a `hidden beast` number, since 648 + 4 + 7 + 2 + 0 + 0 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (6484720037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4371963 + ... + 4373445.

Almost surely, 2^6484720032 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 6484720032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10950530976).

6484720032 is an abundant number, since it is smaller than the sum of its proper divisors (15416341920).

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

6484720032 is a wasteful number, since it uses less digits than its factorization.

6484720032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1753 (or 1736 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 6484720032 is about 80527.7593876795. The cubic root of 6484720032 is about 1864.7920553420.

Adding to 6484720032 its reverse (2300274846), we get a palindrome (8784994878).

The spelling of 6484720032 in words is "six billion, four hundred eighty-four million, seven hundred twenty thousand, thirty-two".