89784364343 has 4 divisors (see below), whose sum is σ = 89821421808. Its totient is φ = 89747306880.

The previous prime is 89784364279. The next prime is 89784364357. The reversal of 89784364343 is 34346348798.

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 89784364343 - 2⁶ = 89784364279 is a prime.

It is a super-2 number, since 2×89784364343² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89784364543) 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, 18525098 + ... + 18529943.

It is an arithmetic number, because the mean of its divisors is an integer number (22455355452).

Almost surely, 2^89784364343 is an apocalyptic number.

89784364343 is a deficient number, since it is larger than the sum of its proper divisors (37057465).

89784364343 is a wasteful number, since it uses less digits than its factorization.

89784364343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37057464.

The product of its digits is 41803776, while the sum is 59.

The spelling of 89784364343 in words is "eighty-nine billion, seven hundred eighty-four million, three hundred sixty-four thousand, three hundred forty-three".