84570099539712 has 72 divisors (see below), whose sum is σ = 225081152755200. Its totient is φ = 28189863275520.

The previous prime is 84570099539711. The next prime is 84570099539729. The reversal of 84570099539712 is 21793599007548.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84570099539711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253195537 + ... + 253529327.

It is an arithmetic number, because the mean of its divisors is an integer number (3126127121600).

Almost surely, 2^{84570099539712} is an apocalyptic number.

It is an amenable number.

84570099539712 is an abundant number, since it is smaller than the sum of its proper divisors (140511053215488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84570099539712 is a wasteful number, since it uses less digits than its factorization.

84570099539712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663709 (or 663695 counting only the distinct ones).

The product of its (nonzero) digits is 171460800, while the sum is 69.

The spelling of 84570099539712 in words is "eighty-four trillion, five hundred seventy billion, ninety-nine million, five hundred thirty-nine thousand, seven hundred twelve".