89485505570 has 16 divisors (see below), whose sum is σ = 161313259320. Its totient is φ = 35741013504.

The previous prime is 89485505521. The next prime is 89485505579. The reversal of 89485505570 is 7550558498.

It can be written as a sum of positive squares in 4 ways, for example, as 66880683769 + 22604821801 = 258613^2 + 150349^2 .

It is not an unprimeable number, because it can be changed into a prime (89485505579) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6641525 + ... + 6654984.

Almost surely, 2^89485505570 is an apocalyptic number.

89485505570 is a deficient number, since it is larger than the sum of its proper divisors (71827753750).

89485505570 is a wasteful number, since it uses less digits than its factorization.

89485505570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13297189.

The product of its (nonzero) digits is 10080000, while the sum is 56.

The spelling of 89485505570 in words is "eighty-nine billion, four hundred eighty-five million, five hundred five thousand, five hundred seventy".