89171741611 has 4 divisors (see below), whose sum is σ = 90393272392. Its totient is φ = 87950210832.

The previous prime is 89171741563. The next prime is 89171741669. The reversal of 89171741611 is 11614717198.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 89171741611 - 2¹⁹ = 89171217323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89171747611) 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, 610765281 + ... + 610765426.

It is an arithmetic number, because the mean of its divisors is an integer number (22598318098).

Almost surely, 2^89171741611 is an apocalyptic number.

89171741611 is a deficient number, since it is larger than the sum of its proper divisors (1221530781).

89171741611 is a wasteful number, since it uses less digits than its factorization.

89171741611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221530780.

The product of its digits is 84672, while the sum is 46.

The spelling of 89171741611 in words is "eighty-nine billion, one hundred seventy-one million, seven hundred forty-one thousand, six hundred eleven".