84143329489 has 16 divisors (see below), whose sum is σ = 91282899456. Its totient is φ = 77247808000.

The previous prime is 84143329433. The next prime is 84143329537. The reversal of 84143329489 is 98492334148.

It is a cyclic number.

It is not a de Polignac number, because 84143329489 - 2¹¹ = 84143327441 is a prime.

It is a super-2 number, since 2×84143329489² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84143329429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6232104 + ... + 6245590.

It is an arithmetic number, because the mean of its divisors is an integer number (5705181216).

Almost surely, 2^84143329489 is an apocalyptic number.

It is an amenable number.

84143329489 is a deficient number, since it is larger than the sum of its proper divisors (7139569967).

84143329489 is a wasteful number, since it uses less digits than its factorization.

84143329489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22496.

The product of its digits is 5971968, while the sum is 55.

The spelling of 84143329489 in words is "eighty-four billion, one hundred forty-three million, three hundred twenty-nine thousand, four hundred eighty-nine".