84655855648 has 96 divisors (see below), whose sum is σ = 214046413056. Its totient is φ = 32034106368.

The previous prime is 84655855619. The next prime is 84655855657.

84655855648 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×84655855648² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 84655855648.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 565011 + ... + 698962.

It is an arithmetic number, because the mean of its divisors is an integer number (2229650136).

Almost surely, 2^84655855648 is an apocalyptic number.

It is an amenable number.

84655855648 is an abundant number, since it is smaller than the sum of its proper divisors (129390557408).

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

84655855648 is a wasteful number, since it uses less digits than its factorization.

84655855648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264026 (or 1264018 counting only the distinct ones).

The product of its digits is 184320000, while the sum is 64.

The spelling of 84655855648 in words is "eighty-four billion, six hundred fifty-five million, eight hundred fifty-five thousand, six hundred forty-eight".