9860994000 has 640 divisors, whose sum is σ = 41532341760. Its totient is φ = 2204928000.

The previous prime is 9860993999. The next prime is 9860994019. The reversal of 9860994000 is 4990689.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 7721362 + ... + 7722638.

It is an arithmetic number, because the mean of its divisors is an integer number (64894284).

Almost surely, 2^9860994000 is an apocalyptic number.

9860994000 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 9860994000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20766170880).

9860994000 is an abundant number, since it is smaller than the sum of its proper divisors (31671347760).

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

9860994000 is a wasteful number, since it uses less digits than its factorization.

9860994000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333 (or 1311 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The square root of 9860994000 is about 99302.5377319230. The cubic root of 9860994000 is about 2144.4054296125.

It can be divided in two parts, 986099 and 4000, that added together give a palindrome (990099).

The spelling of 9860994000 in words is "nine billion, eight hundred sixty million, nine hundred ninety-four thousand".