85555613835 has 12 divisors (see below), whose sum is σ = 148296397392. Its totient is φ = 45629660688.

The previous prime is 85555613833. The next prime is 85555613837. The reversal of 85555613835 is 53831655558.

85555613835 is a `hidden beast` number, since 8 + 5 + 5 + 556 + 1 + 3 + 83 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (85555613833) and next prime (85555613837).

It is not a de Polignac number, because 85555613835 - 2¹ = 85555613833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85555613833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 950617887 + ... + 950617976.

It is an arithmetic number, because the mean of its divisors is an integer number (12358033116).

Almost surely, 2^85555613835 is an apocalyptic number.

85555613835 is a deficient number, since it is larger than the sum of its proper divisors (62740783557).

85555613835 is a wasteful number, since it uses less digits than its factorization.

85555613835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901235874 (or 1901235871 counting only the distinct ones).

The product of its digits is 10800000, while the sum is 54.

The spelling of 85555613835 in words is "eighty-five billion, five hundred fifty-five million, six hundred thirteen thousand, eight hundred thirty-five".