89210532165 has 16 divisors (see below), whose sum is σ = 142743974976. Its totient is φ = 47576576000.

The previous prime is 89210532161. The next prime is 89210532233. The reversal of 89210532165 is 56123501298.

It is not a de Polignac number, because 89210532165 - 2² = 89210532161 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89210532161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186565 + ... + 461765.

It is an arithmetic number, because the mean of its divisors is an integer number (8921498436).

Almost surely, 2^89210532165 is an apocalyptic number.

It is an amenable number.

89210532165 is a deficient number, since it is larger than the sum of its proper divisors (53533442811).

89210532165 is a wasteful number, since it uses less digits than its factorization.

89210532165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296820.

The product of its (nonzero) digits is 129600, while the sum is 42.

The spelling of 89210532165 in words is "eighty-nine billion, two hundred ten million, five hundred thirty-two thousand, one hundred sixty-five".