84294125685 has 256 divisors, whose sum is σ = 193458585600. Its totient is φ = 33807974400.

The previous prime is 84294125659. The next prime is 84294125717. The reversal of 84294125685 is 58652149248.

84294125685 is a `hidden beast` number, since 84 + 29 + 412 + 56 + 85 = 666.

It is not a de Polignac number, because 84294125685 - 2⁸ = 84294125429 is a prime.

It is a super-3 number, since 3×84294125685³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 41339896 + ... + 41341934.

It is an arithmetic number, because the mean of its divisors is an integer number (755697600).

Almost surely, 2^84294125685 is an apocalyptic number.

It is an amenable number.

84294125685 is an abundant number, since it is smaller than the sum of its proper divisors (109164459915).

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

84294125685 is a wasteful number, since it uses less digits than its factorization.

84294125685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2209 (or 2203 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 54.

The spelling of 84294125685 in words is "eighty-four billion, two hundred ninety-four million, one hundred twenty-five thousand, six hundred eighty-five".