9847057130820 has 1536 divisors, whose sum is σ = 41473474560000. Its totient is φ = 1881371473920.

The previous prime is 9847057130803. The next prime is 9847057130831. The reversal of 9847057130820 is 280317507489.

It is a happy number.

9847057130820 is a `hidden beast` number, since 9 + 8 + 47 + 0 + 571 + 3 + 0 + 8 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 511 ways as a sum of consecutive naturals, for example, 2402305131 + ... + 2402309229.

It is an arithmetic number, because the mean of its divisors is an integer number (27000960000).

Almost surely, 2^{9847057130820} is an apocalyptic number.

9847057130820 is a gapful number since it is divisible by the number (90) 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 9847057130820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20736737280000).

9847057130820 is an abundant number, since it is smaller than the sum of its proper divisors (31626417429180).

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

9847057130820 is a wasteful number, since it uses less digits than its factorization.

9847057130820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4270 (or 4262 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 54.

The spelling of 9847057130820 in words is "nine trillion, eight hundred forty-seven billion, fifty-seven million, one hundred thirty thousand, eight hundred twenty".