84536364539 has 8 divisors (see below), whose sum is σ = 92233099440. Its totient is φ = 76841564800.

The previous prime is 84536364511. The next prime is 84536364569. The reversal of 84536364539 is 93546363548.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-84536364539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84536364569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 391682 + ... + 567879.

It is an arithmetic number, because the mean of its divisors is an integer number (11529137430).

Almost surely, 2^84536364539 is an apocalyptic number.

84536364539 is a deficient number, since it is larger than the sum of its proper divisors (7696734901).

84536364539 is a wasteful number, since it uses less digits than its factorization.

84536364539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967581.

The product of its digits is 27993600, while the sum is 56.

Subtracting 84536364539 from its reverse (93546363548), we obtain a palindrome (9009999009).

The spelling of 84536364539 in words is "eighty-four billion, five hundred thirty-six million, three hundred sixty-four thousand, five hundred thirty-nine".