85456727635 has 4 divisors (see below), whose sum is σ = 102548073168. Its totient is φ = 68365382104.

The previous prime is 85456727597. The next prime is 85456727641. The reversal of 85456727635 is 53672765458.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85456727635 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 85456727635.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8545672759 + ... + 8545672768.

It is an arithmetic number, because the mean of its divisors is an integer number (25637018292).

Almost surely, 2^85456727635 is an apocalyptic number.

85456727635 is a deficient number, since it is larger than the sum of its proper divisors (17091345533).

85456727635 is a wasteful number, since it uses less digits than its factorization.

85456727635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17091345532.

The product of its digits is 42336000, while the sum is 58.

The spelling of 85456727635 in words is "eighty-five billion, four hundred fifty-six million, seven hundred twenty-seven thousand, six hundred thirty-five".