720245568000 has 1280 divisors, whose sum is σ = 2882695495680. Its totient is φ = 156082176000.

The previous prime is 720245567971. The next prime is 720245568019. The reversal of 720245568000 is 865542027.

It is a tau number, because it is divible by the number of its divisors (1280).

It is a self number, because there is not a number n which added to its sum of digits gives 720245568000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2458175854 + ... + 2458176146.

It is an arithmetic number, because the mean of its divisors is an integer number (2252105856).

Almost surely, 2^720245568000 is an apocalyptic number.

720245568000 is a gapful number since it is divisible by the number (70) 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 720245568000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1441347747840).

720245568000 is an abundant number, since it is smaller than the sum of its proper divisors (2162449927680).

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

720245568000 is a wasteful number, since it uses less digits than its factorization.

720245568000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426 (or 400 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 39.

The spelling of 720245568000 in words is "seven hundred twenty billion, two hundred forty-five million, five hundred sixty-eight thousand".