9994865464000 has 448 divisors, whose sum is σ = 26641508954112. Its totient is φ = 3705377280000.

The previous prime is 9994865463971. The next prime is 9994865464033. The reversal of 9994865464000 is 4645684999.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 873442279 + ... + 873453721.

Almost surely, 2^{9994865464000} 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 9994865464000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13320754477056).

9994865464000 is an abundant number, since it is smaller than the sum of its proper divisors (16646643490112).

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

9994865464000 is a wasteful number, since it uses less digits than its factorization.

9994865464000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11641 (or 11621 counting only the distinct ones).

The product of its (nonzero) digits is 67184640, while the sum is 64.

The spelling of 9994865464000 in words is "nine trillion, nine hundred ninety-four billion, eight hundred sixty-five million, four hundred sixty-four thousand".