89240535072 has 144 divisors (see below), whose sum is σ = 285181985088. Its totient is φ = 26264747520.

The previous prime is 89240535017. The next prime is 89240535089. The reversal of 89240535072 is 27053504298.

89240535072 is a `hidden beast` number, since 8 + 9 + 2 + 40 + 535 + 0 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 432054 + ... + 604277.

It is an arithmetic number, because the mean of its divisors is an integer number (1980430452).

Almost surely, 2^89240535072 is an apocalyptic number.

It is an amenable number.

89240535072 is an abundant number, since it is smaller than the sum of its proper divisors (195941450016).

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

89240535072 is a wasteful number, since it uses less digits than its factorization.

89240535072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036383 (or 1036372 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 89240535072 in words is "eighty-nine billion, two hundred forty million, five hundred thirty-five thousand, seventy-two".