8891013600 has 720 divisors, whose sum is σ = 39269549088. Its totient is φ = 1911029760.

The previous prime is 8891013589. The next prime is 8891013643. The reversal of 8891013600 is 63101988.

It is a tau number, because it is divible by the number of its divisors (720).

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 119 ways as a sum of consecutive naturals, for example, 7710624 + ... + 7711776.

Almost surely, 2^8891013600 is an apocalyptic number.

8891013600 is a gapful number since it is divisible by the number (80) 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 8891013600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19634774544).

8891013600 is an abundant number, since it is smaller than the sum of its proper divisors (30378535488).

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

8891013600 is a wasteful number, since it uses less digits than its factorization.

8891013600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209 (or 1187 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 8891013600 is about 94292.1714672008. The cubic root of 8891013600 is about 2071.6533734395.

The spelling of 8891013600 in words is "eight billion, eight hundred ninety-one million, thirteen thousand, six hundred".