9879730037760 has 1408 divisors, whose sum is σ = 36945513676800. Its totient is φ = 2230920806400.

The previous prime is 9879730037747. The next prime is 9879730037777. The reversal of 9879730037760 is 677300379789.

It is a tau number, because it is divible by the number of its divisors (1408).

It is a super-2 number, since 2×9879730037760² (a number of 27 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 9879730037691 and 9879730037700.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 16493705941 + ... + 16493706539.

Almost surely, 2^{9879730037760} 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 9879730037760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18472756838400).

9879730037760 is an abundant number, since it is smaller than the sum of its proper divisors (27065783639040).

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

9879730037760 is a wasteful number, since it uses less digits than its factorization.

9879730037760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783 (or 765 counting only the distinct ones).

The product of its (nonzero) digits is 84015792, while the sum is 66.

The spelling of 9879730037760 in words is "nine trillion, eight hundred seventy-nine billion, seven hundred thirty million, thirty-seven thousand, seven hundred sixty".