89546971536 has 135 divisors (see below), whose sum is σ = 275582313643. Its totient is φ = 27123476160.

The previous prime is 89546971531. The next prime is 89546971559. The reversal of 89546971536 is 63517964598.

The square root of 89546971536 is 299244.

It is a perfect power (a square), and thus also a powerful number.

89546971536 is a `hidden beast` number, since 8 + 9 + 5 + 4 + 6 + 97 + 1 + 536 = 666.

It is a super-2 number, since 2×89546971536² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89546971531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 39499075 + ... + 39501341.

Almost surely, 2^89546971536 is an apocalyptic number.

89546971536 is the 299244-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89546971536

89546971536 is an abundant number, since it is smaller than the sum of its proper divisors (186035342107).

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

89546971536 is a wasteful number, since it uses less digits than its factorization.

89546971536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4570 (or 2283 counting only the distinct ones).

The product of its digits is 48988800, while the sum is 63.

The spelling of 89546971536 in words is "eighty-nine billion, five hundred forty-six million, nine hundred seventy-one thousand, five hundred thirty-six".