8445696697984 has 256 divisors, whose sum is σ = 20789274562560. Its totient is φ = 3328103116800.

The previous prime is 8445696697927. The next prime is 8445696698017. The reversal of 8445696697984 is 4897966965448.

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 31 ways as a sum of consecutive naturals, for example, 4373741499 + ... + 4373743429.

It is an arithmetic number, because the mean of its divisors is an integer number (81208103760).

Almost surely, 2^{8445696697984} 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 8445696697984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10394637281280).

8445696697984 is an abundant number, since it is smaller than the sum of its proper divisors (12343577864576).

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

8445696697984 is a wasteful number, since it uses less digits than its factorization.

8445696697984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3239 (or 3227 counting only the distinct ones).

The product of its digits is 22574039040, while the sum is 85.

The spelling of 8445696697984 in words is "eight trillion, four hundred forty-five billion, six hundred ninety-six million, six hundred ninety-seven thousand, nine hundred eighty-four".