9994467865500 has 384 divisors, whose sum is σ = 34597718937600. Its totient is φ = 2483522208000.

The previous prime is 9994467865469. The next prime is 9994467865517. The reversal of 9994467865500 is 55687644999.

9994467865500 is a `hidden beast` number, since 9 + 9 + 9 + 4 + 4 + 67 + 8 + 6 + 550 + 0 = 666.

It is a super-3 number, since 3×9994467865500³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

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, 15327117 + ... + 15965883.

It is an arithmetic number, because the mean of its divisors is an integer number (90098226400).

Almost surely, 2^{9994467865500} is an apocalyptic number.

9994467865500 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 9994467865500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17298859468800).

9994467865500 is an abundant number, since it is smaller than the sum of its proper divisors (24603251072100).

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

9994467865500 is a wasteful number, since it uses less digits than its factorization.

9994467865500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638875 (or 638857 counting only the distinct ones).

The product of its (nonzero) digits is 587865600, while the sum is 72.

The spelling of 9994467865500 in words is "nine trillion, nine hundred ninety-four billion, four hundred sixty-seven million, eight hundred sixty-five thousand, five hundred".