89366216940 has 288 divisors, whose sum is σ = 363964962816. Its totient is φ = 17141137920.

The previous prime is 89366216917. The next prime is 89366216959. The reversal of 89366216940 is 4961266398.

89366216940 is a `hidden beast` number, since 8 + 9 + 3 + 6 + 621 + 6 + 9 + 4 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 67812 + ... + 428171.

It is an arithmetic number, because the mean of its divisors is an integer number (1263767232).

Almost surely, 2^89366216940 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 89366216940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181982481408).

89366216940 is an abundant number, since it is smaller than the sum of its proper divisors (274598745876).

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

89366216940 is a wasteful number, since it uses less digits than its factorization.

89366216940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496029 (or 496024 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The spelling of 89366216940 in words is "eighty-nine billion, three hundred sixty-six million, two hundred sixteen thousand, nine hundred forty".