89584081636 has 27 divisors (see below), whose sum is σ = 182376125379. Its totient is φ = 38391382008.

The previous prime is 89584081619. The next prime is 89584081661. The reversal of 89584081636 is 63618048598.

The square root of 89584081636 is 299306.

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

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4179595 + ... + 4200973.

Almost surely, 2^89584081636 is an apocalyptic number.

89584081636 is the 299306-th square number.

It is an amenable number.

89584081636 is an abundant number, since it is smaller than the sum of its proper divisors (92792043743).

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

89584081636 is an frugal number, since it uses more digits than its factorization.

89584081636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42776 (or 21388 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 58.

The spelling of 89584081636 in words is "eighty-nine billion, five hundred eighty-four million, eighty-one thousand, six hundred thirty-six".