9711399828480 has 704 divisors, whose sum is σ = 37784937480192. Its totient is φ = 2078162288640.

The previous prime is 9711399828443. The next prime is 9711399828511. The reversal of 9711399828480 is 848289931179.

It is a super-2 number, since 2×9711399828480² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 349103532 + ... + 349131348.

Almost surely, 2^{9711399828480} 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 9711399828480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18892468740096).

9711399828480 is an abundant number, since it is smaller than the sum of its proper divisors (28073537651712).

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

9711399828480 is a wasteful number, since it uses less digits than its factorization.

9711399828480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28060 (or 28042 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 69.

The spelling of 9711399828480 in words is "nine trillion, seven hundred eleven billion, three hundred ninety-nine million, eight hundred twenty-eight thousand, four hundred eighty".