89879836423 has 8 divisors (see below), whose sum is σ = 97150846016. Its totient is φ = 82659852000.

The previous prime is 89879836393. The next prime is 89879836429. The reversal of 89879836423 is 32463897898.

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

It is a cyclic number.

It is not a de Polignac number, because 89879836423 - 2⁹ = 89879835911 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 (89879836429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12752628 + ... + 12759673.

It is an arithmetic number, because the mean of its divisors is an integer number (12143855752).

Almost surely, 2^89879836423 is an apocalyptic number.

89879836423 is a deficient number, since it is larger than the sum of its proper divisors (7271009593).

89879836423 is a wasteful number, since it uses less digits than its factorization.

89879836423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25512585.

The product of its digits is 125411328, while the sum is 67.

The spelling of 89879836423 in words is "eighty-nine billion, eight hundred seventy-nine million, eight hundred thirty-six thousand, four hundred twenty-three".