85803559478 has 32 divisors (see below), whose sum is σ = 158515633920. Its totient is φ = 33920894880.

The previous prime is 85803559433. The next prime is 85803559511. The reversal of 85803559478 is 87495530858.

It is a self number, because there is not a number n which added to its sum of digits gives 85803559478.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103973 + ... + 427103.

It is an arithmetic number, because the mean of its divisors is an integer number (4953613560).

Almost surely, 2^85803559478 is an apocalyptic number.

85803559478 is a deficient number, since it is larger than the sum of its proper divisors (72712074442).

85803559478 is a wasteful number, since it uses less digits than its factorization.

85803559478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324612.

The product of its (nonzero) digits is 48384000, while the sum is 62.

The spelling of 85803559478 in words is "eighty-five billion, eight hundred three million, five hundred fifty-nine thousand, four hundred seventy-eight".