720568536996 has 288 divisors, whose sum is σ = 2169734676480. Its totient is φ = 182098794240.

The previous prime is 720568536977. The next prime is 720568537069. The reversal of 720568536996 is 699635865027.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 82639125 + ... + 82647843.

It is an arithmetic number, because the mean of its divisors is an integer number (7533800960).

Almost surely, 2^720568536996 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 720568536996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1084867338240).

720568536996 is an abundant number, since it is smaller than the sum of its proper divisors (1449166139484).

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

720568536996 is a wasteful number, since it uses less digits than its factorization.

720568536996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8975 (or 8962 counting only the distinct ones).

The product of its (nonzero) digits is 146966400, while the sum is 66.

The spelling of 720568536996 in words is "seven hundred twenty billion, five hundred sixty-eight million, five hundred thirty-six thousand, nine hundred ninety-six".