9396884855904 has 192 divisors, whose sum is σ = 30409198718976. Its totient is φ = 2474215041024.

The previous prime is 9396884855903. The next prime is 9396884855929. The reversal of 9396884855904 is 4095584886939.

It is a Harshad number since it is a multiple of its sum of digits (78).

It is a self number, because there is not a number n which added to its sum of digits gives 9396884855904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9396884855903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4416714 + ... + 6188790.

It is an arithmetic number, because the mean of its divisors is an integer number (158381243328).

Almost surely, 2^{9396884855904} 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 9396884855904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15204599359488).

9396884855904 is an abundant number, since it is smaller than the sum of its proper divisors (21012313863072).

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

9396884855904 is a wasteful number, since it uses less digits than its factorization.

9396884855904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772717 (or 1772709 counting only the distinct ones).

The product of its (nonzero) digits is 2687385600, while the sum is 78.

The spelling of 9396884855904 in words is "nine trillion, three hundred ninety-six billion, eight hundred eighty-four million, eight hundred fifty-five thousand, nine hundred four".