7320636008 has 128 divisors (see below), whose sum is σ = 16938854400. Its totient is φ = 2896591104.

The previous prime is 7320635953. The next prime is 7320636017. The reversal of 7320636008 is 8006360237.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 7342166 + ... + 7343162.

It is an arithmetic number, because the mean of its divisors is an integer number (132334800).

Almost surely, 2^7320636008 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 7320636008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8469427200).

7320636008 is an abundant number, since it is smaller than the sum of its proper divisors (9618218392).

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

7320636008 is a wasteful number, since it uses less digits than its factorization.

7320636008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199 (or 1195 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 7320636008 is about 85560.7153312781. The cubic root of 7320636008 is about 1941.7036092889.

The spelling of 7320636008 in words is "seven billion, three hundred twenty million, six hundred thirty-six thousand, eight".