84658935885 has 32 divisors (see below), whose sum is σ = 146473754112. Its totient is φ = 41591301120.

The previous prime is 84658935863. The next prime is 84658935901. The reversal of 84658935885 is 58853985648.

It is not a de Polignac number, because 84658935885 - 2⁹ = 84658935373 is a prime.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 3519886 + ... + 3543855.

It is an arithmetic number, because the mean of its divisors is an integer number (4577304816).

Almost surely, 2^84658935885 is an apocalyptic number.

84658935885 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

84658935885 is a deficient number, since it is larger than the sum of its proper divisors (61814818227).

84658935885 is a wasteful number, since it uses less digits than its factorization.

84658935885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7063813.

The product of its digits is 331776000, while the sum is 69.

The spelling of 84658935885 in words is "eighty-four billion, six hundred fifty-eight million, nine hundred thirty-five thousand, eight hundred eighty-five".