89547901056 has 256 divisors, whose sum is σ = 280230720000. Its totient is φ = 28071982080.

The previous prime is 89547901043. The next prime is 89547901057. The reversal of 89547901056 is 65010974598.

89547901056 is a `hidden beast` number, since 8 + 9 + 547 + 90 + 1 + 0 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 89547900993 and 89547901011.

It is not an unprimeable number, because it can be changed into a prime (89547901057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9122391 + ... + 9132201.

It is an arithmetic number, because the mean of its divisors is an integer number (1094651250).

Almost surely, 2^89547901056 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 89547901056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140115360000).

89547901056 is an abundant number, since it is smaller than the sum of its proper divisors (190682818944).

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

89547901056 is a wasteful number, since it uses less digits than its factorization.

89547901056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9992 (or 9974 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 54.

The spelling of 89547901056 in words is "eighty-nine billion, five hundred forty-seven million, nine hundred one thousand, fifty-six".