85635353427 has 32 divisors (see below), whose sum is σ = 131026174272. Its totient is φ = 49282781184.

The previous prime is 85635353413. The next prime is 85635353443. The reversal of 85635353427 is 72435353658.

It is not a de Polignac number, because 85635353427 - 2¹⁰ = 85635352403 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 85635353427.

It is not an unprimeable number, because it can be changed into a prime (85635353477) 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 31 ways as a sum of consecutive naturals, for example, 307258 + ... + 515439.

It is an arithmetic number, because the mean of its divisors is an integer number (4094567946).

Almost surely, 2^85635353427 is an apocalyptic number.

85635353427 is a deficient number, since it is larger than the sum of its proper divisors (45390820845).

85635353427 is a wasteful number, since it uses less digits than its factorization.

85635353427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822887.

The product of its digits is 9072000, while the sum is 51.

The spelling of 85635353427 in words is "eighty-five billion, six hundred thirty-five million, three hundred fifty-three thousand, four hundred twenty-seven".