982943910860868 has 240 divisors, whose sum is σ = 2903164679036160. Its totient is φ = 287264231654400.

The previous prime is 982943910860851. The next prime is 982943910860917. The reversal of 982943910860868 is 868068019349289.

982943910860868 is a `hidden beast` number, since 9 + 8 + 2 + 94 + 391 + 0 + 8 + 60 + 86 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 85659205 + ... + 96454067.

It is an arithmetic number, because the mean of its divisors is an integer number (12096519495984).

Almost surely, 2^{982943910860868} 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 982943910860868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1451582339518080).

982943910860868 is an abundant number, since it is smaller than the sum of its proper divisors (1920220768175292).

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

982943910860868 is a wasteful number, since it uses less digits than its factorization.

982943910860868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10795800 (or 10795789 counting only the distinct ones).

The product of its (nonzero) digits is 2579890176, while the sum is 81.

The spelling of 982943910860868 in words is "nine hundred eighty-two trillion, nine hundred forty-three billion, nine hundred ten million, eight hundred sixty thousand, eight hundred sixty-eight".