89936426423 has 4 divisors (see below), whose sum is σ = 90532032048. Its totient is φ = 89340820800.

The previous prime is 89936426347. The next prime is 89936426429. The reversal of 89936426423 is 32462463998.

It is a happy number.

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 89936426423 - 2²² = 89932232119 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 (89936426429) 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, 297802586 + ... + 297802887.

It is an arithmetic number, because the mean of its divisors is an integer number (22633008012).

Almost surely, 2^89936426423 is an apocalyptic number.

89936426423 is a deficient number, since it is larger than the sum of its proper divisors (595605625).

89936426423 is a wasteful number, since it uses less digits than its factorization.

89936426423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595605624.

The product of its digits is 13436928, while the sum is 56.

The spelling of 89936426423 in words is "eighty-nine billion, nine hundred thirty-six million, four hundred twenty-six thousand, four hundred twenty-three".