85850478430 has 8 divisors (see below), whose sum is σ = 154530861192. Its totient is φ = 34340191368.

The previous prime is 85850478421. The next prime is 85850478479. The reversal of 85850478430 is 3487405858.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 4292523912 + ... + 4292523931.

It is an arithmetic number, because the mean of its divisors is an integer number (19316357649).

Almost surely, 2^85850478430 is an apocalyptic number.

85850478430 is a deficient number, since it is larger than the sum of its proper divisors (68680382762).

85850478430 is a wasteful number, since it uses less digits than its factorization.

85850478430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8585047850.

The product of its (nonzero) digits is 4300800, while the sum is 52.

The spelling of 85850478430 in words is "eighty-five billion, eight hundred fifty million, four hundred seventy-eight thousand, four hundred thirty".