85557506108 has 6 divisors (see below), whose sum is σ = 149725635696. Its totient is φ = 42778753052.

The previous prime is 85557506107. The next prime is 85557506113. The reversal of 85557506108 is 80160575558.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85557506107) by changing a digit.

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 as a sum of consecutive naturals, namely, 10694688260 + ... + 10694688267.

It is an arithmetic number, because the mean of its divisors is an integer number (24954272616).

Almost surely, 2^85557506108 is an apocalyptic number.

It is an amenable number.

85557506108 is a deficient number, since it is larger than the sum of its proper divisors (64168129588).

85557506108 is a wasteful number, since it uses less digits than its factorization.

85557506108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21389376531 (or 21389376529 counting only the distinct ones).

The product of its (nonzero) digits is 1680000, while the sum is 50.

The spelling of 85557506108 in words is "eighty-five billion, five hundred fifty-seven million, five hundred six thousand, one hundred eight".