89243177197 has 8 divisors (see below), whose sum is σ = 93135341376. Its totient is φ = 85352015232.

The previous prime is 89243177183. The next prime is 89243177273. The reversal of 89243177197 is 79177134298.

It is a happy number.

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

It is not a de Polignac number, because 89243177197 - 2¹⁹ = 89242652909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89243177297) 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, 65668 + ... + 427549.

It is an arithmetic number, because the mean of its divisors is an integer number (11641917672).

Almost surely, 2^89243177197 is an apocalyptic number.

It is an amenable number.

89243177197 is a deficient number, since it is larger than the sum of its proper divisors (3892164179).

89243177197 is a wasteful number, since it uses less digits than its factorization.

89243177197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501107.

The product of its digits is 5334336, while the sum is 58.

The spelling of 89243177197 in words is "eighty-nine billion, two hundred forty-three million, one hundred seventy-seven thousand, one hundred ninety-seven".