85236318902 has 32 divisors (see below), whose sum is σ = 146870077440. Its totient is φ = 36342574560.

The previous prime is 85236318901. The next prime is 85236318917. The reversal of 85236318902 is 20981363258.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85236318901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2674103 + ... + 2705789.

It is an arithmetic number, because the mean of its divisors is an integer number (4589689920).

Almost surely, 2^85236318902 is an apocalyptic number.

85236318902 is a deficient number, since it is larger than the sum of its proper divisors (61633758538).

85236318902 is a wasteful number, since it uses less digits than its factorization.

85236318902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32676.

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 85236318902 in words is "eighty-five billion, two hundred thirty-six million, three hundred eighteen thousand, nine hundred two".