89305008861638 has 8 divisors (see below), whose sum is σ = 134980089730200. Its totient is φ = 44311645618240.

The previous prime is 89305008861637. The next prime is 89305008861667. The reversal of 89305008861638 is 83616880050398.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89305008861637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170429405963 + ... + 170429406486.

It is an arithmetic number, because the mean of its divisors is an integer number (16872511216275).

Almost surely, 2^{89305008861638} is an apocalyptic number.

89305008861638 is a deficient number, since it is larger than the sum of its proper divisors (45675080868562).

89305008861638 is a wasteful number, since it uses less digits than its factorization.

89305008861638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340858812582.

The product of its (nonzero) digits is 59719680, while the sum is 65.

The spelling of 89305008861638 in words is "eighty-nine trillion, three hundred five billion, eight million, eight hundred sixty-one thousand, six hundred thirty-eight".