89808594472 has 8 divisors (see below), whose sum is σ = 168391114650. Its totient is φ = 44904297232.

The previous prime is 89808594419. The next prime is 89808594509. The reversal of 89808594472 is 27449580898.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 45065345796 + 44743248676 = 212286^2 + 211526^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×89808594472² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5613037147 + ... + 5613037162.

Almost surely, 2^89808594472 is an apocalyptic number.

It is an amenable number.

89808594472 is a deficient number, since it is larger than the sum of its proper divisors (78582520178).

89808594472 is a wasteful number, since it uses less digits than its factorization.

89808594472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11226074315 (or 11226074311 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 64.

The spelling of 89808594472 in words is "eighty-nine billion, eight hundred eight million, five hundred ninety-four thousand, four hundred seventy-two".