9400878000 has 240 divisors, whose sum is σ = 33165636192. Its totient is φ = 2481600000.

The previous prime is 9400877963. The next prime is 9400878017. The reversal of 9400878000 is 8780049.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1815415 + ... + 1820585.

Almost surely, 2^9400878000 is an apocalyptic number.

9400878000 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 9400878000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16582818096).

9400878000 is an abundant number, since it is smaller than the sum of its proper divisors (23764758192).

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

9400878000 is a wasteful number, since it uses less digits than its factorization.

9400878000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5301 (or 5282 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 9400878000 is about 96958.1249818704. The cubic root of 9400878000 is about 2110.5200009150.

The spelling of 9400878000 in words is "nine billion, four hundred million, eight hundred seventy-eight thousand".