85456244467 has 16 divisors (see below), whose sum is σ = 95512725504. Its totient is φ = 75803616000.

The previous prime is 85456244441. The next prime is 85456244477. The reversal of 85456244467 is 76444265458.

It is a cyclic number.

It is not a de Polignac number, because 85456244467 - 2¹⁹ = 85455720179 is a prime.

It is a super-2 number, since 2×85456244467² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85456244477) 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 in 15 ways as a sum of consecutive naturals, for example, 488259 + ... + 639772.

It is an arithmetic number, because the mean of its divisors is an integer number (5969545344).

Almost surely, 2^85456244467 is an apocalyptic number.

85456244467 is a deficient number, since it is larger than the sum of its proper divisors (10056481037).

85456244467 is a wasteful number, since it uses less digits than its factorization.

85456244467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128210.

The product of its digits is 25804800, while the sum is 55.

It can be divided in two parts, 85456 and 244467, that added together give a palindrome (329923).

The spelling of 85456244467 in words is "eighty-five billion, four hundred fifty-six million, two hundred forty-four thousand, four hundred sixty-seven".