84854701428 has 96 divisors (see below), whose sum is σ = 227090304000. Its totient is φ = 24157464576.

The previous prime is 84854701411. The next prime is 84854701447. The reversal of 84854701428 is 82410745848.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 47483551 + ... + 47485337.

It is an arithmetic number, because the mean of its divisors is an integer number (2365524000).

Almost surely, 2^84854701428 is an apocalyptic number.

It is an amenable number.

84854701428 is an abundant number, since it is smaller than the sum of its proper divisors (142235602572).

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

84854701428 is a wasteful number, since it uses less digits than its factorization.

84854701428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3509 (or 3507 counting only the distinct ones).

The product of its (nonzero) digits is 2293760, while the sum is 51.

The spelling of 84854701428 in words is "eighty-four billion, eight hundred fifty-four million, seven hundred one thousand, four hundred twenty-eight".