85648704938 has 32 divisors (see below), whose sum is σ = 138148416000. Its totient is φ = 39680619264.

The previous prime is 85648704917. The next prime is 85648704941. The reversal of 85648704938 is 83940784658.

It is an unprimeable number.

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, 891731 + ... + 983097.

It is an arithmetic number, because the mean of its divisors is an integer number (4317138000).

Almost surely, 2^85648704938 is an apocalyptic number.

85648704938 is a deficient number, since it is larger than the sum of its proper divisors (52499711062).

85648704938 is a wasteful number, since it uses less digits than its factorization.

85648704938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91814.

The product of its (nonzero) digits is 46448640, while the sum is 62.

The spelling of 85648704938 in words is "eighty-five billion, six hundred forty-eight million, seven hundred four thousand, nine hundred thirty-eight".