89293844387 has 4 divisors (see below), whose sum is σ = 97411466616. Its totient is φ = 81176222160.

The previous prime is 89293844371. The next prime is 89293844389. The reversal of 89293844387 is 78344839298.

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

It is not a de Polignac number, because 89293844387 - 2⁴ = 89293844371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89293844389) 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, 4058811098 + ... + 4058811119.

It is an arithmetic number, because the mean of its divisors is an integer number (24352866654).

Almost surely, 2^89293844387 is an apocalyptic number.

89293844387 is a deficient number, since it is larger than the sum of its proper divisors (8117622229).

89293844387 is a wasteful number, since it uses less digits than its factorization.

89293844387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8117622228.

The product of its digits is 83607552, while the sum is 65.

The spelling of 89293844387 in words is "eighty-nine billion, two hundred ninety-three million, eight hundred forty-four thousand, three hundred eighty-seven".